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Department of Natural Sciences

Faculty Profile

 


Dr Glen Kenton Merrill

Dr. Glen Kenton Merrill, Professor

 

Email: merrillg@uhd.edu
Office: 806-N
Phone: 713-221-8168

 

 

 


Biography

Educational History

PhD, Louisiana State University, 1968

MA, University of Texas at Austin, 1964

BS, Ohio University, 1957

Recent Publications

Merrill G. K., 1960. Additional notes on vertical shafts in limestone caves. Nat. Speleol. Soc. Bull. 22:101-108.
Merrill G. K., 1962. Facies relationships in Pennsylvanian conodont faunas. Texas J. Sci. 14:418 (abs, read at Austin meeting).
Merrill G. K., 1963. Polygnathodella Harlton, 1933, or Idiognathoides Harris & Hollingsworth, 1933?. J. Paleontol. 37:504-505.
Merrill G. K., 1965. Conodonts from the Burnam Limestone of central Texas. Texas J. Sci. 17:345-403.
Merrill G. K., 1966. Pennsylvanian platform-type conodonts from the Appalachian Conemaugh. Geol. Soc. America spec. Pap. 101:139 (abs., read at annual meeting in San Francisco).
Merrill G. K., 1967. Allegheny (Pennsylvanian) platform conodonts. Geol. Soc. America Spec. Pap. 115:147-148 (abs., read at annual meeting in New Orleans).
Merrill G. K., 1968. Pennsylvanian conodont assemblages, natural assemblages, and statistical assemblages. Geol. Soc. America Spec. Pap. 121:198-199 (abs., read at annual meeting in Mexico City).
Merrill G. K., 1969. Allegheny (Pennsylvanian) conodonts. Dissertation Abstr., Ser. B, 29:3365-B.
Lane, H. R., Merrill, G. K., Straka, J. J. II, and Webster, G. D., 1969. North American Pennsylvanian conodont biostratigraphy. Geol. Soc. America Abstr. Frog. 1:28 (abs., read at North-central section meeting, Columbus).
Merrill G. K., 1969. Pottsville (Pennsylvanian) platform conodonts from Ohio. Geol. Soc. America Abstr. Prog. 1:149 (abs., read at annual meeting in Atlantic City).
King, C. W., and Merrill G. K., 1969. Platform conodonts from the lowest Pennsylvanian rocks of northwestern Illinois. Geol. Soc. America Abstr. Prog. 1:149-150 (abs., read at annual meeting in Atlantic City).
Merrill G. K., 1970. Environmental and other non-biostratigraphic controls of Pennsylvanian conodont faunas. Geol. Soc. America Abstr. Prog. 2:395-396 (abs., read at North-central section meeting, East Lansing).
Merrill G. K., 1970. Pennsylvanian non-platform conodont genera, I: Spathognathodus. Geol. Soc. America Abstr. Frog. 2:619 (abs., read at annual meeting in Milwaukee).
King, C. W., Merrill G. K. 1971. Platform conodonts from the lowest Pennsylvanian rocks of northwestern Illinois. J. Paleontol. 45:645-664.
Lane, H. R., Merrill G. K., Straka, J. J., II, and Webster, G. D., 1971. North American Pennsylvanian conodont biostratigraphy in Sweet, W. C. and Bergstrom, S. M. (eds.) Symposium on conodont biostratigraphy. Geol. Soc. America Mem. 127:395-414.
Merrill G. K., 1972. Platform conodonts from Pennsylvanian rocks in northwestern Illinois. Geol. Soc. America Abstr. Prog. 4:337-338 (abs., read at North-central section meeting, DeKalb).
Collinson, C. W., Avcin, M. J., Norby, R. D., and Merrill, G. K., 1972. Pennsylvanian conodont assemblages from LaSalle County, Illinois. Illinois State Geol. Survey Gdbk. 10, 37p. Merrill, G. K., 1972. Taxonomy, phylogeny, and biostratigraphy of Neognathodus in Appalachian Pennsylvanian rocks. J. Paleontol. 46:817-829
Merrill, G. K., 1973. Pennsylvanian nonplatform conodont genera, I: Spathognathodus. J. Paleontol. 47:289-314.
Merrill, G. K., 1973. Uppermost Carboniferous stratigraphy and depositional history near Huntington, West Virginia. American Assoc. Petrol. Geol. Bull. 72:794-795 (abs., read at annual meeting in Anaheim).
Merrill, G. K., 1973. Biometry of Neognathodus. Geol. Soc. America Abstr. Prog. 5:337 (abs., read at North-central section meeting in Columbia).
Merrill, G. K., 1973. Toward greater precision in rock-color revisited. Geol. Soc. America Bull. 84:
Merrill, G. K., 1973. Pennsylvanian conodont paleoecology in (ed.), Conodont paleozoology. Geol. Soc. 141:239-274.
Merrill, G. K., 1973. Reply to H. R. Lane, Systematic Zool. 22:325-327.
Merrill, G. K., 1973. Carboniferous conodonts from northeastern Kentucky. J. Paleontol. 47:1122-1125.
Merrill, G. K., 1974. Paleoecology of a north Texas Pennsylvanian tidal flat. American Assoc. Petrol. Geol. Ann. Mtg. Abstr. 1:62 (abs., read at annual meeting in San Antonio).
Merrill, G. K., 1974. Pennsylvanian conodont localities in northwestern Ohio. Pander Soc. and North-central section Geol. Soc. America Gdbk. for meeting in Kent. Ohio Geol. Survey Gdbk. 3, 25 p.
Merrill, G. K., and von Bitter P.H. 1974. Revision. of conodont biofacies nomenclature and interpretations of environmental controls in Pennsylvanian rocks of eastern and central North America. Geol. Soc. America Abstr. Prog. 6:530 (abs., read at North-central section meeting in Kent).
Merrill, G. K., and Merrill, S.M., 1974. Pennsylvanian. nonplatform conodonts, Ila: the dimorphic apparatuses of Idioprioniodus. Geol. Soc. America Abstr. Prog. 6:530-531 (abs, read at North-central section meeting in Kent).
Merrill, G. K., and Merrill, S.M., 1974. Pennsylvanian nonplatform conodonts, Ila: the dimorphic apparatus of Idioprioniodus. Geol. et Palaeontol. 8:119-130.
Kozur, Heinz, Merrill, G. K., 1975. Die Gattung Diplognathodus Kozur and Merrill, n. gen. in Kozur, Heinz. Beitrage zur. Conodontenfauna des Perm. Geol. Palaontol. Mitt. Innsbruck, 5:9-10.
Merrill, G. K., 1975. Aspects of Pennsylvanian conodont paleobiology. Geol. Soc. America Abstr. Prog. 7:820 (abs., read at North-central section meeting in Waterloo).
Martin, M.D., and Merrill, G. K., 1975. Environmental control of conodont distribution in the Bond and Mattoon Formations (Pennsylvanian, Missourian), northern Illinois. Geol. Soc. America Abstr. Prog. 7:821 (abs., read at North-central section meeting in Waterloo).
Merrill, G. K., 1975. Pennsylvanian conodonts of northwestern Illinois - summary and new systematics. Geology, 3:721-722.
Merrill, G. K., 1975. Pennsylvanian conodont biostratigraphy and paleoecology of northwestern Illinois. Geol. Soc.AmericaMicroform Pub. 3, 130p. Merrill, G. K., 1976. (Anonymous) Book Briefs, Pennsylvanian conodont biostratigraphy and paleoecology of northwestern Illinois, by Glen K. Merrill summary paraphrased from Merrill, 1975. Geology 4:223,226, rear cover; 4:354-355.
Merrill, G. K., 1976. Carbondale and Modesto (Pennsylvanian, Desmoinesian-Missourian) conodonts from northern Illinois. Geol. Soc. America Abstr. Prog. 8:495-496 (abs., read at North-central section meeting in Kalamazoo).
Merrill, G. K., and von Bitter P.H., 1976. Revision of conodont biofacies nomenclature and interpretations of environmental controls in Pennsylvanian rocks of eastern and central North America. Roy. Ontario Mus. Life Sci. Contrib. n. 108, 46 p.
Merrill, G. K., 1976. in Melville, R. V. Should microform methods be accepted as valid methods of publication under the code? Z.N.(S.) 2182. Bull. Zool. Nomenclat. 33:98-104 (100-101).
Martin, M.D., and Merrill, G. K., 1976. Environmental control of conodont distribution in the Bond and Mattoon Formations (Pennsylvanian, Missourian), northern Illinois in Barnes, C. R. (ed.) Conodont Paleoecology. Geol. Assoc. Canada Spec. Pap. 15:243-271.
Merrill, G. K., 1977. Restudy of conodonts from the Barnett Formation (Carboniferous, central Texas). Geol. Soc. America Abstr. Prog. 9:631-632 (abs., read at North-central section meeting in Carbondale).
Merrill, G. K.,and von Bitter P.H., 1977. Apparatus of ale Pennsylvanian conodont genus Neognathodus Geol. Soc. America Abstr. Prog. 9:632 (abs., read at North-central section meeting in Carbondale).
Merrill, G. K., and von Bitter P.H., 1977. Stepanovites, a possible late Paleozoic hyaline conodont genus. Geol. Soc. America Abstr. Prog. 9:662 (abs., read at North-central meeting in Carbondale).
Merrill, G. K., 1977. Neogondolelliform conodonts of Early and Middle Pennsylvanian age. Roy. Ontario Mus. Life Sci. Occ. Pap. 29, 12 p.
Merrill, G. K., and von Bitter P.H., 1977. Apparatus of the Pennsylvanian conodont genus Neognathodus. Roy. Ontario Mus. Life Sci. Contrib. 112, 22 p.
Merrill, G. K., 1977. Ordovician conodonts from the Aland Islands, Finland. Third Internat. Symp. Ordovician Syst., Prog. Abstr. p. 32 (abs., read at meeting in Columbus).
Merrill, G. K., and Powell R.J. 1978. Conodont paleobcology of the Drum (Cement City) Limestone, Pennsylvanian (Missourian) near Kansas City. Geol. Soc. America Abstr. Prog. 10:234 (abs., read at Rocky Mountain section meeting in Provo).
Merrill, G. K., and von Bitter P.H., 1978. "Naked" species of condolella (Conodontophorida) - their distribution, taxonomy, and evolutionary significance. Geol. Soc. America Abstr. Frog. 10:240 (abs., read at Rocky Mountain section meeting in Provo).
Merrill, G. K., and von Bitter P.H., 1978. "Naked" species of Gondolella (conodontophorida) --Their distribution, taxonomy, and evolutionary significance. Oklahoma Geol. Notes 38:112-113.
W. F. FallsJr., Long D.T., and Merrill, G. K., 1978. Comparative paleoecology of Pennsylvanian black "shales", Illinois Basin and Midcontinent, United States. Geol. Soc. America Abstr. Prog. 10:455 (abs., read at annual meeting in Toronto).
Merrill, G. K., 1979. Desmoinesian (Pennsylvanian) conodont localities of north western Illinois. Gdbk. Coll. Charleston Press, 48p.
Merrill, G. K., 1979. Occurrence of Pennsylvanian conodonts in eastern Ohio: A brief summary in Ferm, J. C. and Horne, J. C. Carboniferous depositional environments in the Appalachian region. Univ. South Carolina, 175-182 (of 760 p.).
Merrill, G. K., 1979. Conodonts and the Carboniferous systems in the central Appalachians: The case for conformity. Ninth Internat. Congr. Carb. Strat. Geol. Abstr. Pap. 137 (abs., read at quadrennial meeting in Urbana).
Merrill, G. K., 1979. Conodonts from the proposed Pennsylvanian stratotype, West Virginia. Ninth Internat. Congr. Carb. Strat. Geol. Abstr. Pap. 137 (abs., read at quadrennial meeting in Urbana).
Merrill, G. K., 1979. A remarkably preserved group of Pennsylvanian conodonts: Bob and Carol and Ted and Alice. Ninth Internat. Congr. Carb. Strat. Geol. Abstr. Pap 247-248 (abs., read at quadrennial meeting in Urbana).
Merrill, G. K., Finley, and Jr. W.F., 1979. The Pennsylvanian conodont genus Gondolella and the algal pisolite facies. Ninth Internat. Congr. Carb. Strat. Geol. Abstr. Pap. 248 (abs., read at quadrennial meeting in Urbana).
Merrill, G. K., and Rexroad C.B., 1979. Conodont biostratigraphy and the Mississippian-Pennsylvanian boundary in southern Illinois. Ninth Internat. Congr. Carb. Strat. Geol. Abstr. Pap. 179-180 (abs., read at quadrennial meeting in Urbana).
Merrill, G. K., and von Bitter P.H., 1979. Evolution of Carboniferous conodont communities: Conodont biofacies through time. Huitieme Congr. Internat. Strat. Geol. Carbon. Compt. Rend. 3:222-229.
Merrill, G. K., 1979. Unusual substrate adaptation in late Paleozoic acrothora­cic barnacles. J. Paleontol. 53:1433-1435.
Merrill, G. K., 1980. A new locality for the Cramer (?) Member in northwestern Illinois. Ill. State Acad. Sci. Trans. 72:84-85.
Merrill, G. K., 1980. Comment on the proposed designation of a type species for Gnathodus Pander, 1856 (Conodonta). Z.N.(S) 2279. Bull. Zool. Nom. 36:201-202.
Merrill, G. K., 1980. Ordovician conodonts from the Aland Islands, Finland. Geol. Fren. Stockholm FOrhandl. 101:329-341.
Frank W. Finley , Jr. and Merrill, G. K., 1980. Peritidal algal pisolites from the Pennsylvanian of Illinois. S. Carolina Acad. Sci. Bull. 42:87-88 (abs., read at the annual meeting in Charleston).
Merrill, G. K., 1980. Bioeroders in the Santee Limestone (Eocene) of South Carolina: A preliminary note. S. Carolina Acad. Sci. Bull. 42:104 (abs., read at the annual meeting in Charleston).
Merrill, G. K., and Swanson A.R., 1980.) Conodonts in the bank to basin transition of the La Salle Limestone, Pennsylvanian (Missourian) of northern Illinois - Merrill and Martin revisited. Geol. Soc. America Abstr. Prog. 12:260-261 (abs., read at North-central section meeting in Bloomington).
Harris, A. G., Merrill, G. K., Rust, C. C., and Wardlaw, B. R., 1980. Conodont-based assessment of thermal maturity in Paleozoic and Triassic rocks, central Great Basin. American Assoc. Petrol. Geol. Bull. 64:719 (abs., read at annual meeting in Denver).
Falls W.F. Jr., Long D.T., and Merrill, G. K., 1980. Organophosphorites in Carboniferous rocks of central United States. American Assoc. Petrol. Geol. Bull. 64:749-750 (abs., read at annual meeting in Denver).
Merrill, G. K., 1980. Removal of pyrite from microfossil samples by means of sodium hypochlorite. J. Paleontol. 54:633-634.
Harris, A. G., Merrill, G. K., Wardlaw, B. R., and Rust, C. C.,1980. Maps for assessing thermal maturity (conodont color alteration index maps), Ordovician through Triassic rocks in Nevada and Utah and adjacent parts of Idaho and California. U. S. Geol. Survey Misc. Invest. Map 1-1249, 2 sheets, 1 : 2,500,000.
Merrill, G. K., von Bitter P.H., 1980. Resorption of calcium phosphate in condontophorids: A body weight control mechanism? Abh. Geol. Bundesanstalt 35:189-190.
Merrill, G. K., and von Bitter P.H., 1980. Phylogeny and biostratigraphy of the conodont Gondolella (Carboniferous-Permian), eastern and central North America. Abh. Geol. Bundesanstalt 35:203-204.
Merrill, G. K., 1980. Conodonts from the Livingston and Shoal Creek Limestones, Vermilion County, Illinois in Middle and Late Pennsylvanian Strata on margin of Illinois Basin: Langenheim, R. L., Jr. and Mann, C. (eds.) Tenth Ann. Fld. Conf. Great Lakes sect. Soc. Econ. Paleontol. Mineral. (Gdbk.): 191-204.
Merrill, G. K., 1980. Origin of Lonsdale "conglomerates" in northwestern and eastern Illinois in Langenheim, R. L., Jr. and Mann, C. J. (eds.) Tenth Ann. Fld. Conf. Great Lakes Sect. Soc. Econ. Paleontol. Mineral. (Gdbk): 205-215.
Merrill, G. K., and von Bitter P.H., 1980. Naked species of Gondolella (conodontophorida): Their distribution, taxonomy, and evolutionary significance. Roy. Ontario Mus. Life Sci. Contrib. 125, 49p.
Merrill, G. K., 1980. Preliminary report on the restudy of conodonts from the Barnett Formation p. 103-107 in Windle, D.H. (ed.) Geology of the Llano region, central Texas, Guidebook to the Ann. Fld. trip. West Texas Geol. Soc. Pub. 80-73, 246p.
Merrill, G. K., 1980. Dedication, Road leg and stop descriptions p. 6, 115-204 in Windle, D.H. (ed.) Geology of the Llano region, central Texas, Guidebook to the Ann. Fld. Trip. West Texas Geol. Soc. Pub. 80-73, 246p.
Merrill, G. K., Powell J.R., 1980. Paleobiology of juvenile (nepionic?) conodonts from the Drum Limestone (Pennsylvanian, Missourian-Kansas City area) and its bearing on apparatus ontogeny. J. Paleontol. 54:1058-1074.
Merrill, G. K., 1981. So-called limestone "concretions" in Pennsylvanian black "shales": Carbonate oases in Carboniferous carbonaceous environments. Geol. Soc. America Abstr. Prog. 13:309 (abs., read at meeting in Ames).
Merrill, G. K., Rexroad C.B., 1981. Conodonts from the Middle Carboniferous of southern Illinois and the base of the Pennsylvanian System. Geol. Soc. America Abstr. Prog. 13:309 (abs., read at meeting in Ames).
Merrill, G. K., 1981. Lithostratigraphy, paleoecology, and syndepositional tectonics of Conemaugh depositional systems near Huntington, West Virginia. Geol. Soc. America Abstr. Prog. 13:509 (abs., read at meeting in Cincinnati).
Merrill, G. K., 1982. Comment on the proposed designation of a type species for Gnathodus Pander, 1856 (Conodonta). Z.N. (S) 2279. Bull. Zool. Nom. 38:11.
Merrill, G. K., 1982. Quantitative conodont paleoecology: spatial and temporal ecoclines in the Cavusgnathus-biofacies, Ames Member, Conemaugh Group (Pennsylvanian, Virgilian), near Huntington, West Virginia. Geol. Soc. America Abstr. Prog. 14:266 (abs., read at meeting in West Lafayette).
Merrill, G. K., and von Bitter P.H., 1982. The conodont genus Neogondolella Bender nd Stoppel: a junior synonym of Gondolella Stauffer and Plummer? Geol. Soc. America Abstr. Prog. 14:291 (abs., read at meeting in West Lafayette).
Merrill, G. K., and von Bitter P.H., 1982. Accretion and resorption of calcium phosphate in conodontophorids.J. Paleontol. 56 (suppl.) North American Paleontol. Convention III Abstr. Pap., abs. 168, p. 29 (abs., read at meeting in Montreal).
Kolodny, Yehoshua, Kovach, Jack, and Luz, Boaz, and Merrill, G. K., 1982. in Jeppsson, Lennart and Lofgren, Anita (eds.), Third European Conodont Symposium (ECOS III) Abstr. Publ. Instit. Mineral. Paleontol. Quat. Geol. Univ. Lund 238:15 (abs., read at meeting in Lund).
Jeppsson, Lennart, and Merrill, G. K., 1982. How best to designate obsolete taxonomic names and concepts: examples among conodonts. J. Paleontol. 56:1489-1493.
Merrill, G. K., 1983. Toward integration of conodont biostratigraphic zones in the Middle and Upper Carboniferous. Geol. Soc. America Abstr. Prog. 15:4 (abs., read at meeting in College Station).
Merrill, G. K.,1983. Endolithic borers and bioerosion in the Santee Limestone (Eocene) of South Carolina. Geol. Soc. America Abstr. Prog. 14:42 (abs., read at meeting in College Station).
Merrill, G. K.,1983. Trace fossils within limestone interbeds, Oak Grove Member, Carbondale Formation (Pennsylvanian, Desmoinesian), northwestern Illinois. AAPG Bull. 67:513 (abs., read at meeting in Dallas).
Merrill, G. K., and von Bitter P.H., 1983. Late Palaeozoic species of Ellisonia (Conodontophorida) Evolutionary and palaeoecological significance. Roy. Ontario Mus. Life Sci. Contrib. 136, 57 p.
Merrill, G. K., Kovach, Yehoshua, and Luz, Boaz, 1983. Oxygen isotopes in conodont phosphate. Geol. Soc. America Abstr. Prog. 15:618.
Futa, K., Kolodny, Y., Kovach, Jack, Luz, B., Merrill, G. K., and Zartman, R.E., 1983. Geochemical studies of conodonts. Geol. Soc. America Abstr. Prog. 15:619.
Merrill, G. K., and von Bitter P.H., 1984. The conodont genera Hindeodus, Diplognathodus and Ellisonia revisited: A rebuttal. Geol. Soc. America Abstr. Prog. 16:204.
Merrill, G. K., and von Bitter P.H., 1984. Use of conodont genus Gondolella in high-resolution biostratigraphic zonation of Middle--Upper Pennsylvanian rocks, central North America. American Assoc. Petrol. Geol. Bull., 68:507.
Merrill, G. K., 1984. Toward integration of conodont biostratigraphic zones in the Middle and Upper Carboniferous. Okla. Geol. Notes, 44:84-85.
Merrill, G. K., 1984. Conodont standing crops and dwell times of marine invasions in the Appalachian Carboniferous. Soc. Econ. Paleontol. Mineral, 1st Ann. Midyear Mtg., Abstr., p. 55.
Merrill, G. K., and von Bitter P.H., 1984. Use of conodont genus Gondolella in high-resolution biostratigraphic zonation of Middle--Upper Pennsylvanian rocks, central North America. Okla. Geol. Notes, 44:151.
Merrill, G. K., and von Bitter P.H., 1984. Facies and frequencies among Pennsylvanian conodonts: apparatuses and abundances in Clark, D.L. (ed.) Conodont biofacies and provincialism. Geol. Soc. America Spec. Pap. 196:251-261.
Merrill, G. K., and Rexroad C.B., 1985. Conodont fauna of the Sellers Limestone Member (Pennsylvanian, Morrowan) of southern Illinois. Geol. Soc. America Abstr. Prog. 17:124.
Merrill, G. K., 1985. Interfacial alternatives to the use of dangerous heavy liquids in micropaleontology. J. Paleontology, 59:479-481.
Hansen M.C., and Merrill, G. K., 1985. Toxicity of bromoform and related heavy liquids. Soc. Vertebrate Paleontol. News Bull. 134:56.
Merrill, G. K., Rexroad, C.B., 1985. Conodont biostratigraphy and paleoecology of Middle Carboniferous rocks in southern Illinois. Cour. Forsch. Instit. Senckenberg, 74:35-64.
Freeman, E.F., Merrill, G. K., 1985. Safe, cheap, and efficient concentration techniques for conodonts in Aldridge, R.J., Austin, R.L., and Smith, M.P. (eds.) Fourth European conodont symposium (ECOS IV) Abstr., 11.
Austin, R.L., Merrill, G. K., Rexroad, C.B., and von Bitter, P.H.,1985. Phylogenetic expression of genetic relationships and apparatus compositions among Carboniferous cavusgnathoid conodonts in Aldridge, R.J., Austin, R.L., and Smith, M.P. (eds.) Fourth European conodont Symposium (ECOS IV) Abstr. 20-21.
Merrill, G. K., and von Bitter P.H., 1985. Hindeodus, Diplognathodus, and Ellisonia revisited - an identity crisis in Permian conodonts. Geol. et Palaeontol. 19:81-96.
Merrill, G. K., Wentland, E.M., 1986. Morphometrics in the group of Streptognathodus elegantulus (Conodonta, Carboniferous/ Virgilian) for high-resolution biostratigraphy in the Appalachians and beyond. Geol. Soc. America Abstr. Prog. 18:255.
Merrill, G. K., 1986. Lithostratigraphy and lithogenesis of Conemaugh (Carboniferous) depositional systems near Huntington, West Virginia. Southeastern Geology. 26:155-171.
Merrill, G. K., 1986. Map location literacy - How well does Johnny Geologist read? Geol. Soc. America Bull. 97:404-409.
Merrill, G. K., 1986. Reply to R.A. Hines. Geol. Soc. America Bull. 97:1284.
Merrill, G. K., 1986. Use of sodium hydrogen oxalate to remove "limonite" from "limonite"-cemented sandstones in Austin, R.L. (ed.) Handbook of Conodont Investigative Techniques and Applications. Ellis Horwood Ltd., p. 44-45.
Merrill, G. K., 1986. Improvements in interfacial methods for conodont separations in Austin, R.L. (ed.) Handbook of Conodont Investigative Techniques and Applications. Ellis Horwood Ltd., p. 55-63.
Merrill, G. K., 1986. Cryogenic density separation of conodonts in Austin, R.L. (ed.) Handbook of Conodont Investigative Techniques and Applications. Ellis Horwood Ltd., p. 63-66.
Grayson, R.C., Jr., and Merrill, G.K., 1987. Toward an evolutionary basis for conodont zonation of mid-Carboniferous (Mississippian-Pennsylvanian) strata. Geol. Soc. America Abstr. Prog. v.19, p.152.
Grayson, R.C.Jr., Merrill, G. K., and Mosley, J.L., 1987. Stauffer and Plummer fifty-five years later - the influence of Texas pioneering efforts on Pennsylvanian conodont research. Geol. Soc. America Abstr. Prog. v. 19, p. 174.
Grayson, R.C., Jr., Merrill, G.K., and Miller, J.F.1987. Early and late Paleozoic conodont faunas of the Llano Uplift region, central Texas - biostratigraphy, systemic boundary relationships, and stratigraphic importance. Baylor Univ. Press, 154 p.
Grayson, R.C., Merrill, G. K., and Mosley, J.L., 1987. Restudy of the localities and conodont faunas of Stauffer and Plummer, 1932 in Grayson, R.C., Jr., Merrill, O.K., and Miller, J.F.,: Early and late. Paleozoic conodont faunas of the Llano Uplift region, central Texas - biostratigraphy, ystemic boundary relationships, and stratigraphic importance. Baylor Univ. Press, p. 23-45, 126-129.
Merrill, G. K., 1987. Topotypic material of Gnathodus bilineatus (Roundy) in Grayson, R.C., Jr., Merrill, O.K., and Miller, J.F., Early and late Paleozoic conodont faunas of the Llano. Uplift region, central Texas -biostratigraphy, systemic boundary relationships, and stratigraphic importance. Baylor Univ. Press, p. 147-154.
Merrill, G. K., 1987. Reply to R.E. Nelson. Geol. Soc. America Bull. 98:619-620.
Grayson, R.C., Jr. and Merrill, G.K., 1987. Toward an evolutionary basis for conodont zonation of mid-Carboniferous (Mississippian -Pennsylvanian) strata. Oklahoma Geol. Notes, 47:197-198.
Lyons, P.C., and Merrill, G. K., 1987. Conodont biostratigraphy of the Brush Creek Shale and Ames Shale units of the Glenshaw Formation in the Maryland coal fields and of correlative strata, Appalachian Basin. Southeastern Geology 28:21-30.
Grayson, R.C., Jr. and Merrill, G.K., 1988. Physical and conodont biological evidence for a conformable Mississippian - Pennsylvanian (M/P) boundary, Llano region, central Texas. Geol. Soc. America Abstr. Prog. 20:345.
Lyons, P.C., Kosanke, R.M., Merrill, G. K., Outerbridge, W.F., 1988. Correlations of Pennsylvanian strata in the tri-state area of Ohio, Kentucky, and West Virginia. Geol. Soc. America Abstr. Prog. 20:383.
Merrill, G.K., 1988. Marine transgression and syndepositional tectonics; Ames Member (Glenshaw Formation, Conemaugh Group, Upper Carboniferous) near Huntington, West Virginia. Southeastern Geology 28: 153-166.
Grayson, R.C., Jr. and Merrill, G.K., 1988d. Carboniferous geology of the northern Llano Uplift, southern Fort Worth Basin and Concho Platform. Fort WorthGeol. Soc. 1988 Field Trip Guidebook, 100 p.
Merrill, G.K., 1988. Conodonts confirm that the Conemaugh marine unit at Ebensburg is Ames. Pennsylvania Geology 19:8-13.
Merrill, G. K., 1988. von Bitter, biology and 231. P.R. and Merrill, G.K., Diptognathodus - its taxonomy, phylogeny. Cour. Forschungsinstit. Senckenberg 102:230
Grayson, R.0  Jr., Lambert; L.L., and Merrill, O.K., 1988. Phi-lo genet is significance of apparatus reconstructions of some mid-Carboniferous gnathodontid conodonts. Cour. Forschungsinstit. Senckenberg 102:239-240.
Grayson, R.C., Jr., Merrill, G.K., and von Bitter, P.H., 1988. The generic concept in conodont paleontology - growth, changes and developments in the last two decades. Cour. Forschungsinstit. Senckenberg 102: 248-249.
Martino, R.L., and Merrill, G.K., 1988. Pennsylvanian (Conemaugh) fluvio-deltaic and marine depositional systems during mild Alleghanian tectonism near Huntington, West Virginia. Soc. Econ. Mineral. Paleontol. 5th Ann. Midyear Mtg. Gdbk. 4, 31 p.
Grayson, R.C., Jr., and Merrill, G.K., 1988. Application of conodont biostratigraphy and paleoecology to the study of late Paleozoic deltaic systems in North America. Soc. Econ. Mineral. Paleontol. 5th Ann. Midyear Mtg. Abstr. 5:35.
Hansen, M.C., Hoare, R.W., Hook, R.W., and Merrill, G.K., 1988. Preserved color patterns on Pectinacea (Bivalvia, Mississippian) from Ohio. Jour. Paleontology 62:653-654.
Merrill, G.K., 1988. Reply to R.L. Crawford. Geol. Soc. America Bull. 100:1848-1849(
Grayson, R.C., Jr., Merrill, G.K., and Turner, J., 1989. Origins of diachronous litho- and conodont biofacies , Desmoinesian-Missourian (Pennsylvanian) boundary interval, central and north-central Texas. Geol. Soc. America Abstr. Prog. 21:12.
Grayson, R.C., Jr., and Merrill, G.K., 1989. Origins of litho- and conodont biofacies, type East Mountain Shale and adjacent rocks (Middle - Upper Pennsylvanian), north-central Texas. Geol. Soc. America Abstr. Prog. 21:35.
Grayson, A.R., Jr., Lambert, L.L., Merrill, C.K., and Turner, J. 1989. Phylogenetic basis for species recognition within the conodont genus idiognathodus: applicability to correlation and boundary placement-in Boardman, D.R, II, Barrick, J.E., Cocke, J., and Nestell, M.K. (eds.) Middle and Late Pennsylvanian chronostratigraphic boundaries in north-central Texas. Glacial­eustatic events, biostratigraphy, and paleoecology. Texas Tech University Stud.Geology 2:75-94.
Grayson, R.C., Jr., and Merrill, G.K., 1989. Conodont paleoecology of the type East Mountain Shale, north-central Texas tr. Boardman, D.A., II, Barrick, J.E., Cocke, J., and Nestell, M.K.(eds.) Middle and Late Pennsylvanian chronostratigraphic boundaries in north-central Texas. Glacial-eustatic events, biostratigraphy, and paleoecology. Texas Tech University Stud. Geology 2:235-248.
Merrill, G. K., and von Bitter P.H., 1990. Guesting for the phosphatic fig-leaf: clothing the naked gondolellids. Geol. Soc. America Abstr. Prog. 22:2S.
Grayson, P.C., Merrill, G. K., and von Bitter P.H., 1990. Interpretation of wised conodont biofacies. Geol. Soc. America Abstr. Prog. 22:28.
Merrill, G. K., and von Bitter P.H., 1990. The reconstruction of fossil organisms using cluster analysis - A case study from late Paleozoic conodonts. Roy. Ontario this. Life Sci. Miscell. Publ., 23 p.
Merrill, G. K., and von Bitter P.H., 1990. Effects of variation on the speciation and phylogeny of Diplognathodus. Courier forsch.-lnst. Senckenherg 118:105-129.
Grayson, P.C., Lambert, Lance L., and Merrill, G. K., 1990. Carboniferous gnathodontid conodont apparatuses: Evidence of a dual origin for Pennsylvanian taxa. Courier Forsch.-Tnst. Senckenbe rg 118:353-396.
Grayson, S.C., Jr., Merrill, G. K., and von Bitter P.H., 1990. The generic concept in conodont paleontology - Growth, changes and developments in the last two decades. Courier Forsch.-Inst. Senckenberg 118:397-408.
Grayson, R.C., Jr., and Merrill, G.K., 1990. The base of the Absaroka Sequence in central Texas. Geolo. Soc. America Abstr. Frog. 22:321.
Grayson, R.C., Jr., Lambert, L.L., Merrill, U.K., and Pranter, 11.J., 1990. Carboniferous Geology and Tectonic History of the Southern Fort Worth (Foreland) Basin and Concho Platform, Texas. Geol. Soc. America Field Trip No. 20, 67 p.
Merrill, G.K., 1991. Advances in Appalachian Pennsylvanian conodont biostratigraphy. Geol. Soc. America Abstr. Prcg. 23:103
Merrill, G. K., and von Bitter P.H., 1991. New natural assemblages of a new species of Gondolella from the Pennsylvanian (Desmoinesian) of northwestern Illinois. Prog. Abstr. Canadian Paleontology Conference 1:17.
Grayson, R.C., Jr., and Merrill, G.K., 1993. Carboniferous conodont biofacies and bizarre geochemistry. Geol. Soc. America Abstr. Prog. 25:67.
Merrill, G. K., 1993. Late Carboniferous paleoecology along a tectonically active basin margin: Ames Member near Huntington, West Virginia. Southeastern Geology, 33:111-129.
Grayson, R.C., Jr., and Merrill, G.K., 1939  Carboniferous conodont biofacies and bizarre geochemistry. Okla. Geol. Notes, 53: 198-199.
Merrill, G.K. and Wentland, E.M., 1994. Conodont determination of the age of the Mill Creek Limestone: Carboniferous, northeastern Pennsylvania. Northeastern Geology 16(1): 9-13.
Grayson, R.C., Jr., Merrill, C.K., and Pieracacos, N.J., 1994. Partial reconstruction of the apparatus of Gnathodus texanus and its hearing on the generic concept of Gnathodus Geol. Soc. America Abstr. Prog. 26(5):57.
Merrill, G. K., and von Bitter P.H., 1994c. Practicing safe taxonomy: The species concept in conodont paleontology. Geol. Soc. America Abstr. Prog. 26(5)66.
Merrill, G.K., and Morris, P.A., 1994. A field guide to selected Claiborne localities near College Station-Bryan, Texas. Included are species lists and literature survey. American Malacol. Union Guidebook, 76 p.
Merrill, G.K., 1994. Bioerosion of molluscan carbonate by endolithic borers in the Santee Limestone (Eocene, South Carolina) and its taphonomic and sedimentologic implications. American Malacol. Union Prog. Abstr. 1994:36.
Grosz, P.M, Merrill, G.K., Rimell, R.I., and Stair, I.R., 1994. Gotha! Albatros Publications, 60 p.
Hansen, M.C., Hoare, R.D., and Merrill, G.K., 1994. Kellettina prolata n.sp. (Ostracoda) Pennsylvanian of Ohio. J. Paleontology, 68(6): 1416.
Grayson, R.C., Jr., and Merrill, G.K., 1995. Carboniferous gnathodontid and neognathodontid conodont taxa: application to understanding unusual platinum-group geochemistries. American Assoc. Petrol. Geol. Prog. 1995:35A.
Kivett, Steven J., and Merrill, G.K., 1995. Paleoceanography of the Ames Seaway (Late Carboniferous), northern West Virginia. American Assoc. Petrol. Geol. Prog. 1995:65A.
Grayson, R.C., Jr., Lambert, L.L., and Merrill, G.K., 1995. Morphotypic variation in Pa elements of Lower and Lower-Middle Pennsylvanian idiognathodontid conodonts. Geol. Soc. America Abstr. Prog. 27(5): 53.
Merrill, G. K., and von Bitter P.H., 1995. Natural assemblages of the conodonts Neognathods and Cavusgnathus from the Carbondale Formation (Pennsylvanian, Desmoinesian) of northwestern Illinois. Geol. Soc. Abstr. Prog. 27(5):73-74.
Merrill, G.K., and Rexroad, C.B. 1995. Conodonts from the Reelsville Limestone (Chesterian, Lower Carboniferous) in Indiana and adjacent Kentucky, U.S.A. Geol. Soc. America Abstr. Prog. 27(5):82.
Merrill, G. K., and von Bitter P.H., 1995. Apparatus structure and taphonomy of Gondolella n.sp (Conodonta) based on new natural assemblages from the Desmoinesian of N.W. Illinois. Geol. Soc. America Abstr. Prog. 27(5):92.
Grayson, R.C., Jr., and Merrill, G.K., 1995. Carboniferous gnathodontid and neognathodontid conodont taxa: Application to understanding unusual platinum-group geochemistries. Oklahoma Geol. Notes, 55: 160-161.
Merrill, G. K., and von Bitter P.H., 1995. What goes around comes around: The apparatus structure of Gondolella  (Conodonta, Late Carboniferous). Roy. Ontario Mus. 17th ann. res.coll., p. 3.
Merrill, G. K., and von Bitter P.H., 1996. Apparatus composition and structure of the Pennsylvanian conodont genus Gondolella based on assemblages of Gondolella sp. nov. from the Desmoinesian of northwestern Illinois. Sixth North American Paleontological Convention, Abstracts of Papers:402.
Merrill, G.K., and Rexroad, C.B., 1996. Conodonts from the Reelsville Limestone (Chesterian, Lower Carboniferous) in Indiana and adjacent Kentucky, U.S.A. Geologica et Palaeontologica, 30:225-238.
Cunningham, C.R., Kivett, S., and Merrill, G.K., 1996. Problematic implications of an acceptance of conodcnta as vertebrates and conodonts as teeth. J. Vertebrate Paleontology , 16(3): 45A-46A.
Brown, L.M., Johnston, K.W., and Merrill, G.K., 1997. Conodont biostratigraphy of the Derryan type section (Pennsylvanian, Morrowan-Desmoinesian), Sierra County, New Mexico. Geol. Soc. America Abstr. Prog. 29(2):17.
Merrill, G. K., and von Bitter P.H., 1997. Restudy of Diplognathodus coloradoensis (Murray and Chronic, 1965), the type species of Diplognathodus Kozur and Merrill, 1975 (Conodonta, Carboniferous-Permian). Geol. Soc. America Abstr. Prog. 29(2): 40.
Merrill, G. K., and von Bitter P.H., 1998. Apparatus composition and structure of the Pennsylvanian conodont genus Gondolella based on assemblages from the Desmoinesian of northwestern Illinois, U.S.A. J. Paleontol. 72:112-131.
Merrill, G. K., 1998. Refinements in Appalachian Pennsylvanian conodont biostratigraphy. Geol. Soc. America Abstr. Prog. 30(2):61.
Merrill, G. K., 1998. Creationism, scientific dogma, repetitive rocks and circular reasoning. Geol. Soc. America Abstr. Prog.30(2):61.
Kivett, S.J. and Merrill, G.K., 1998.Large-scale systematic image analysis of the micromorphology of Carboniferous conodont elements. Geol. Soc. America Abstr. Prog. 30(3):9.
Merrill, G. K., and von Bitter P.H., 1998. The apparatus of the Upper Carboniferous Genus Gondolella based assemblages of G. pohli from Desmoinesian of Illinois, U.S.A. Abstracts ECOS VII, p.17.
Merrill, G. K., 1998. Neognathodus and infrazonation of the Pennsylvanian. Abstracts ECOS VII, p. 72.
Merrill, G.K., Padgett­Alano, P., Rexroad, C.B., and Wade, J.A., 1999. Conodont biostratigraphy of the Mecca Quarry Shale Member and the Velpen Limestone Member of the Linton Formation (Pennsylvanian, Desmoinesian) in the eastern portion of the Illinois Basin, U.S.A. Geol. Soc. America Abstr. Prog.31(5):A-67.
Kivett, S.J., Merrill, G.K., and Wilkinson, B.H., 1999. Stratal order in Pennsylvanian cyclothems. Geol. Soc. America Abstr. Prog. 31:A-183.
Merrill, G. K., 1999. Neognathodus and the species concept in conodont paleontology. Boll. d. Soc. Paleontol. Italiana 37(2-3)465-473.
Merrill, G. K., and von Bitter P.H., 2001.New apparatuses of the Pennsylvanian conodont genus Neognathodus from the Oak Grove Member, Carbondale Formation (Desmoinesian), northwestern Illinois, U.S.A. Geol. Soc. America Abstr. Prog.33:A-21.
Brown, L.M., Merrill, G.K., Padgett, P., Rexroad, C.B., and Wade, J.A., 2001. Conodont biostratigraphy and depositional environments of the Mecca Quarry Shale Member and the Velpen Limestone Member of the Linton Formation (Pennsylvanian, Desmoinesian) in the eastern part of the Illinois Basin, U.S.A. Indiana Geol. Surv. Spec. Rept. 63, 19 p.
Coffield, J.E., Higgins, B.J., and Kyger, J.R., Lee, M., Lindstrom, M.M., Merrill, G.K., Mittlefeldt, D.W., Robertson, J.D., and Urdiales, M., 2002. Investigation of possible causes for the presence of high iridium concentrations in sedimentary rock samples from the Mississippian-Pennsylvanian boundary. 33rd Lunar Planetary Conf. CD, abstr. 1921, 2 p.
Merrill, G. K., 2002. How many "Vanport/Obryan" really exist? Geol. Soc. America Abstr. Prog. 34:27.
Coffield, J., Lindstrom, M. Merrill, G.K., and UrdiaLes, M., 2002. Investigations of the Mississippian/ Pennsylvanian boundary in central Texas. Astrobiology Science Conference 2002, p. 152.
Merrill, G. K., 2002. Ramiform retention in time and ecospac. Strata v. 12, ser. 1, p.45.
Merrill, G. K., and von Bitter P.H., 2003. Pennsylvanian conodont biostratigraphy in the Midcontinent region, USA and beyond. Geol. Soc. America Abstr. Prog.:14.
Merrill, G. K., and von Bitter P.H., 2003. The Pennsylvanian conodont genus Gondolella Stauffer and Plummer, 1932- reinterpretation of the original type specimens and concepts. Geol. Soc. America Abstr. Prog.:15.
Kivett, S.J., Merrill, O.K., Wilkinson, B.H., 2003. Stratal order in Pennsylvanian cyclothems. Geol. Soc. America Bull. 115:1068-1087.
Hoare, P.D. and Merrill, G.K., 2004. A Pennsylvanian (Morrowan) ostracode fauna from Texas. J. Paleont.78:185-204.
Brown, L.M., Grayson, R.C., Merrill, G.K., Montague, K.E., and Rexroad, C.B., 2004. Conodont biostratigraphy of Lower and Middle Pennsylvanian strata in the type area of the Derryan Series, southern New Mexico. Geol. Soc. America Abstr. Prog. 36(3): 15.
Kivett, S.J., Merrill, G.K., Wilkinson, B.H., 2004. Reply to C. Pius Weibel's discussion of Stratal order in Pennsylvanian cyclothems. Geol. Soc. America Bull. 116:1549-1550.
Merrill, G.K., Rogers, V.J., 2005. The oldest Pennsylvanian conodonts from northeastern Ohio. Geol. Soc. America Abstr. Prog.37:13.
Abdo, Z., Altamirano, M., Grebowicz, J., Johnson, K.S., and Merrill, G.K., 2007. Thermal Behavior of hydrocarbon-bearing rocks determined by simultaneous thermal analysis/quadrapole mass spectrometry. Geol. Soc. America Abstr. Prog. 39:60.
Merrill, G. K., and von Bitter P.H., 2007. The Pennsylvanian conodont genus Gondolella Stauffer and Plummer, 1932: Reinterpretation of the original type specimens and concepts. J. Micropalaeontol. 26:41-46.
Merrill, C. K., and Salinas, J.G., 2008. Destruction of a (Texas) Pennsylvanian goniatite nursery - theEast Mountain Shale. Geol. Soc. America Abstr. Frog. 40(6): 272.
Merrill, G. K., 2009. Advances in Lower and Middle Pennsylvanian conodont biostratigraphy in southeastern Ohio. Geol. Problem Solving with Microfossils. II. vol. prog. p. 47.
Merrill, G. K., 2009. Middle Pennsylvanian conodont biostratigraphy employing the geuns Neognathodus. ICOS 2009 Abstr. p. 32.


 

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