JOURNAL ARTICLES

Crepet,W.L. 1972. Investigations of North American cycadeoids: Pollination mechanisms in Cycadeoidea. American Journal of Botany. 59: 1048-1056.

Crepet, W. L. and T. Delevoryas. 1972. Investigations of North American cycadeoids: early ovule ontogeny. American Journal of Botany. 59: 209-215.

Levin, D. A. and W. L. Crepet. 1973. Genetic variation in Lycopodium lucidulum: a phylogenetic relic. Evolution. 27: 622-632.

Crepet, W. L. 1974. Investigations of North American cycadeoids: the reproductive biology of Cycadeoidea. Palaeontographica 148B: 144-159.

Crepet, W. L., D. L. Dilcher, and F. W. Potter. 1974. Eocene angiosperm flowers. Science 185: 781-782.

Crepet, W L., D. L. Dilcher, and F. W. Potter. 1975. Investigations of angiosperms from the Eocene of North America: a catkin with juglandaceous affinities. American Journal of Botany. 62: 813-823.

Dilcher, D. L., F. W. Potter, and W. L. Crepet. 1976. Investigations of angiosperms from Eocene of North America: juglandaceous winged fruits. American Journal of Botany. 63: 532-544.

Dilcher, D. L., W. L. Crepet, C. B. Beeker, and H. Reynolds. 1976. Reproductive and vegetative morphology of a Cretaceous angiosperm. Science 191: 854-856.

Crepet, W. L. and D. L. Dilcher. 1977. Investigations of angiosperms from the Eocene of North America: a mimosoid inflorescence. American Journal of Botany. 64: 714-725.

Crepet, W. L. 1978. Investigations of angiosperms from the Eocene of North America: an aroid inflorescence. Review of Paleobotany and Palynology. 25: 241-252.

Crepet, W. L. and T. F. Stuessy. 1978. A reinvestigation of the fossil Viguiera cronquistii (Compositae). Brittonia 30: 483-491.

Crepet, W. L. 1979. Insect pollination: a paleontological perspective. BioScience 29: 102-108.

Crepet, W. L. 1979. Some aspects of the pollination biology of Middle Eocene angiosperms. Review of Paleobotany and Palynology. 27: 213-238.

Crepet, W. L. and C. P. Daghlian. 1980. Castaneoid inflorescences from the Middle Eocene of Tennessee and the diagnostic value of pollen (at the subfamily level) in the Fagaceae. American Journal of Botany. 67: 739-757.

Crepet, W. L., C. P. Daghlian and M. Zavada. 1980. Investigations of angiosperms from the Eocene of North America: a new juglandaceous catkin. Review of Paleobotany and Palynology. 30: 361-370.

Daghlian, C. P., W. L. Crepet, and T. Delevoryas. 1980. Investigations of Tertiary angiosperms: Eomimosoidea plumosa from the Lower Oligocene of eastern Texas. American Journal of Botany. 67: 309-320.

Crepet, W. L. 1981. The status of certain families of the Amentiferae during the Middle Eocene and some hypotheses regarding the evolution of wind pollination in dicotyledonous angiosperms. in K. Niklas [ed.]. Paleobotany, Paleoecology, and Evolution. Praeger Press, New York. pp. 103-128.

Crepet, W. L. and C. P. Daghlian. 1981. Lower Eocene and Paleocene Gentianaceae: floral and playnological evidence. Science. 214: 75-77.

Zavada, M. and W. L. Crepet. 1981. Investigations of angiosperms from the Eocene of North America: flowers of the Celtidoideae. American Journal of Botany. 68: 924-933.

Crepet, W. L. 1982. Studies of fossil flowers: philosophy and execution. IAAP Newsletter. 7: 1-8.

Crepet, W. L. 1982. The origin and history of insect pollination. in L. Real [ed.]. Pollination Biology. Academic Press, New York pp. 29-50.

Crepet, W. L. and C. P. Daghlian. 1982. Euphorbioid inflorescences from the Middle Eocene Claiborne Formation. American Journal of Botany. 69: 258-266.

Crepet, W. L. and C. P. Daghlian. 1982. Lower Eocene and Paleocene Gentianaceae: floral and palynological evidence. Science. 214: 75-77.

Daghlian, C. P. and W. L. Crepet. 1982. Oak catkins, leaves, and fruits from the Oligocene Catahoula Formation and their evolutionary significance. American Journal of Botany. 70: 639-649.

Crepet, W. L. 1984. Advanced (constant) insect pollination mechanisms: patterns of diversification and implications vis a vis angiosperm diversity. Annals Missouri Botanical Garden. 71: 607-630.

Crepet, W. L. 1984. Ancient flowers for the faithful. Natural History. 93: 39-45.

Crepet, W. L. and C. P. Daghlian. 1985. Investigations of an Oligocene angiosperm flora from East Texas: fossil flora and potential evolutionary and ecological implications. National Geographic Society Research Reports. 20: 109-119.

Crepet, W. L. and D. W. Taylor. 1985. The diversification of the Leguminosae: first fossil evidence of the Mimosoideae and Papilionoideae. Science. 288: 10871089.

Crepet, W. L. and D. W. Taylor. 1986. Primitive mimosoid flowers from the Paleocene-Eocene and their systematic and evolutionary implications. American Journal of Botany. 73: 548-563.

Schaefer, C. W. and W. L. Crepet. 1986. A new burrower bug (Heteroptera: Cydnidae) from the Paleocene/Eocene of Tennessee. Journal New York Entomological Society. 94: 296-300.

Zavada, M. S. and W. L. Crepet. 1986. Pollen wall structure of Caytonanthus arberi. Plant Systematics and Evolution. 153: 259-264.

Zavada, M. S. and W. L. Crepet. 1986. Pollen wall ultrastructure of the type material of Pteruchus africanus, Pteruchus dubius. and Pteruchus papillatus. Pollen et Spores. 27: 271-276.

Crepet, W. L. and E. M. Friis. 1987. The evolution of insect pollination in the angiosperms. in E. M. Friis, W. G. Chaloner, and P. R. Crane [eds.]. Angiosperm Origins and Biological Consequences. Cambridge University Press. Cambridge. pp. 181-201.

Friis, E. M. and W. L. Crepet. 1987. Time of appearance of floral features. in E. M. Friis, W. G. Chaloner, and P. R. Crane [eds]. Angiosperm Origins and Biological Consequences. Cambridge University Press. Cambridge. Pp. 145-179.

Taylor, D. W. and W. L. Crepet. 1987. Fossil floral evidence of Malpighiaceae and an early plant-pollinator relationship. American Journal of Botany. 74: 274-286.

Crepet, W. L. and K. C. Nixon. 1989a. The earliest fossil evidence of the Fagaceae and its phylogenetic, evolutionary, and biogeographical implications. American Journal of Botany. 76: 842-855.

Crepet, W. L. and K. C. Nixon. 1989b. Extinct transitional Fagaceae from the Oligocene and their phylogenetic implications. American Journal of Botany. 76: 1493-1505.

Nixon, K. C. and W. L. Crepet. 1989. Trigonobalanus: taxonomic status and phylogenetic relationships. American Journal of Botany. 76: 828-841.

Crepet, W. L. 1989. The history and implications of the early North American Fossil Record of Fagaceae. in P. R. Crane [ed.] The Hamamelidae. Oxford Univ. Press. 45-66.

Crepet, W. L. and G. D. Feldman. 1991. Earliest fossil evidence of grasses in the fossil record. American Journal of Botany. 78: 1010-1014.

Crepet, W. L. and P. S. Herendeen. 1991. Fossil papilionoid flowers from the Palaeocene-Eocene of southeastern North America. Advances in Legumes Systematics, Part 4. The Fossil Record. Pp. 43-55.

Crepet, W. L. and M. E. Smith. 1991. Preservation of genetic diversity. in Sustainable Development and Biodiversity: conflicts and complementarities. Proceedings from Symposium and Workshops at Cornell University. CIIFAD, Publications, Ithaca. pp. 51-55.

Crepet, W. L., K. C. Nixon, and E. M. Friis. 1991. Fossil evidence for the evolution of biotic pollination. Transactions Royal Society. London. 333, 187-195.

Herendeen, P. S., W. L. Crepet, and D. L. Dilcher. 1991. Fossil History of the Leguminosae: phylogenetic biogeographic implications. Advances in Legume Systematics, Part 4. The Fossil Record. pp. 303-316.

Crepet, W. L., K. C. Nixon, E. M. Friis, and J. Freudenstein. 1992. Oldest fossil flowers of hamamelidaceous affinity, from the late Cretaceous of New Jersey. Proceedings National Academy of Sciences. 89: 8969-8989.

Herendeen, P. H., W. L. Crepet, and K. C. Nixon. 1993. Chloranthus-like stamens from the Upper Cretaceous of New Jersey. American Journal of Botany. 80: 865-871.

Nixon, K. C. and W. L. Crepet. 1993. Late Cretaceous fossil flowers of ericalean affinity. American Journal of Botany. 80: 616-623.

Crepet, W. L. and K. C. Nixon. 1994. Flowers of Turonian Magnoliidae and their implications. in P. K. Endress and E. M. Friis [eds.]. Early Evolution of Flowers. Plant Systematics and Evolution, Suppl. 8. pp. 73-91.

Herendeen, P. H., W. L. Crepet, and K. C. Nixon. 1994. Fossil flowers and pollen of Lauraceae from the Upper Cretaceous of New Jersey. Plant Systematics and Evolution. 189: 29-40.

Nixon, K. C., W. L. Crepet, D. W. Stevenson, and E. M. Friis. 1994. A reevaluation of seed plant phylogeny. Annals Missouri Botanical Garden. 81: 484-533.

Crepet, W. L. 1996. Timing in the evolution of derived floral characters: Upper Cretaceous (Turonian) taxa with tricolpate and tricolpate-derived pollen. Review of Palaeobotany and Palynology. 90: 339-360.

Gandolfo, M. A., K. C. Nixon, W. L. Crepet, and G. E. Ratcliffe. 1997. A new fossil fern assignable to Gleicheniaceae from Late Cretaceous sediments of New Jersey. American Journal of Botany. 84: 483-493.

Crepet, W. L. 1998. The abominable mystery. Science. 282: 1653-1654.

Crepet, W. L. and K. C. Nixon. 1998. Fossil Clusiaceae from the Late Cretaceous (Turonian) of New Jersey and implications reguarding the history of bee pollination. American Journal of Botany. 85 (8):1122-1133.

Crepet, W. L. and K. C. Nixon. 1998. Two new fossil flowers of magnoliid affinity from the Late Cretaceous of New Jersey. American Journal of Botany. 85 (9): 1273-1288.

Gandolfo, M. A., K. C. Nixon, and W. L. Crepet. 1998. Tylerianthus crossmanensis gen. et sp. nov. (aff. Hydrangeaceae) from the Upper Cretaceous of New Jersey. American Journal of Botany. 85: 376-386.

Gandolfo, M. A., K. C. Nixon, and W. L. Crepet. 1998. New fossil flower from the Turonian of New Jersey: Dressiantha bicarpellata gen. et sp. nov. (Capparales). American Journal of Botany. 85 (7): 964-974.

Gandolfo, M. A., K. C. Nixon, W. L. Crepet, D. W. Stevenson, and E. M. Friis. 1998. The oldest known fossil flowers of monocotyledons. Nature. 394: 532-533.

Crepet, W. L. 1999. Early bloomers. Natural History. 108 (4): 40-41.

Crepet, W. L. 2000. Progress in understanding angiosperm history, success, and relationships: Darwin's abominably "perplexing phenomenon". Proccedings of the National Academy of Sciences, USA. 97 (24): 12939-12941.

Gandolfo, M. A., K. C. Nixon, W. L. Crepet, and G. E. Ratcliffe. 2000. Sorophores of Lygodium Sw. (Schizaeaceae) from the Late Cretaceous of New Jersey. Plant Systematics and Evolution 221 (1-2): 113-123.

Gandolfo, M. A., K. C. Nixon, and W. L. Crepet. 2001. Studies on Turonian Pinaceae of the Raritan Formation, New Jersey. Plant Systematics and Evolution 226: 187-203.

Zhou, Z., W. L. Crepet, and K. C. Nixon. 2001. Late Cretaceous fossil inflorescences and fruits of Hamamelidaceae (Altingioideae). American Journal of Botany 88: 753-766.

Gandolfo, M. A., K. C. Nixon, and W.L. Crepet. 2002. Triuridaceae fossil flowers from the Upper Cretaceous of New Jersey. American Journal of Botany 89 (12): 271-314.

Hermsen, E. J., M. A. Gandolfo, K. C. Nixon, and W. L. Crepet. 2003. Divisestylus gen. nov. (aff. Iteaceae), a fossil saxifrage from the Late Cretaceous of New Jersey, U.S.A.. American Journal of Botany 90 (9): 1373-1388.

Gandolfo, M. A., K. C. Nixon, and W. L. Crepet. 2004. The oldest complete fossil flowers of Nymphaeaceae and implications for the complex insect entrapment pollination mechanisms in Early Angiosperms. Proceedings of the National Academy of Sciences USA 101 (21): 8056-8060.

Crepet, W. L., K. C. Nixon and M. A. Gandolfo. 2004. Fossil evidence and phylogeny: the age of major angiosperm clades based on mesofossil and macrofossil evidence from Cretaceous deposits. American Journal of Botany 91 (10): 1666-1682.

Crepet, W. L., K. C. Nixon and M. A. Gandolfo. 2005. An extinct calycanthoid taxon, Jerseyanthus calycanthoides, from the Late Cretaceous of New Jersey. American Journal of Botany 92 (9): 1475-1485.

Hermsen, E. J., M. A. Gandolfo, K. C. Nixon, and W. L. Crepet. 2006. The impact of extinct taxa on understanding the early evolution of angiosperm clades: An example incorporating fossil reproductive structures of Saxifragales. Plant Systematics and Evolution 260: 141–169.

Crepet, W. L. 2008. The Fossil Record of Angiosperms: Requiem or Renaissance? Annals of the Missouri Botanical Garden 95 (1):3-33.

Crepet, W. L. and M. A. Gandolfo. 2008. Paleobotany in the Post-Genomics Era: Introduction. Annals of the Missouri Botanical Garden 95 (1): 1-2.

Gandolfo, M.A., K. C. Nixon, and W. L. Crepet. 2008. Selection of Fossils for Calibration of Molecular Dating Models. Annals of the Missouri Botanical Garden 95 (1): 34-42.

Crepet, W. L. and Niklas, K. J. 2009. Darwin's second "abominable mystery": Why are there so many angiosperm species? American Journal of Botany: Darwin Bicentenial 96 (1): 366-381.

Martínez-Millán, M., W. L. Crepet and K. C. Nixon. 2009. Pentapetalum trifasciculandricus gen. et sp. nov., a thealean fossil flower from the Raritan Formation, New Jersey, USA (Turonian, Late Cretaceous). American Journal of Botany 96: 933-949.

Rothwell, G. W., W. L. Crepet, and R. A. Stockey. 2009. Is the anthophyte hypothesis alive and well? New evidence from the reproductive sturctures of Bennettitales. American Journal of Botany: Darwin Bicentenial 96 (1): 296-322.

Crepet, W. L. 2012. Reviewed: Early Flowers and Angiosperm Evolution. By Else Marie Friis, Peter R. Crane, and Kaj Raunsgaard Pedersen. The Quarterly Review of Biology 87 (4): 394-395.

Crepet, W. L., K. C. Nixon and C. P. Daghlian. 2013. Fossil Ericales from the Upper Cretaceous of New Jersey. International Journal of Plant Sciences, T.N.T. Jubilee 174 (3): 572-584.

BOOKS

Dilcher, D. L. and W. L. Crepet [eds.]. 1984. Fossil Evidence of Angiosperm Evolution and Radiation. Annals Missouri Botanical Garden. 71.

Crepet, W. L. and K. C. Nixon. 1996. The fossil history of stamens. in W. G. D'Arcy and R. C. Keating [eds.] The Anther: Form Function and Phylogeny. Pp. 25-57. Cambridge University Press, Cambridge.

Crepet, W. L. 2001. Plant-animal interactions: insect pollination. in D. E. G. Briggs and P. R. Crowther [eds.], Palaeobiology II. 426-429. Blackwell Scientific, Oxford.

Crepet, W. L. 2007. Origin and diversification of angiosperms. in S. A. Levin [ed.] Encyclopedia of Biodiversity. 17 Pp. Elsevier- Academic Press.

Crepet, W. L. and D. W. Stevenson. 2010. The Bennettitales (Cycadeoidales): A Preliminary Perspective on This Arguably Enigmatic Group. in C. T. Gee [ed], Plants in Mesozoic Time: Morphological Innovations, Phylogeny, Ecosystems. 215-246. Indiana University Press, Bloomington.

ABSTRACTS AND CONTRIBUTED PAPERS

Crepet, W. L. 1972. Pollination of Cycadeoidea. American Journal of Botany 59: 660.

Crepet, W. L. and T. Delevoryas. 1972. Cone development in Cycadeoidea. American Journal of Botany 59: 660.

Crepet, W. L., D. L. Dilcher, and F. W. Potter. 1974. Investigations of angiosperms from the Eocene of southeastern North America: a new catkin from Tennessee. American Journal of Botany 61: 14.

Crepet, W. L. and D. L. Dilcher. 1975. A catkin like inflorescence from the Middle Eocene Claiborne Formation. 1975 Botanical Society of America meetings: 18.

Crepet, W. L. and D. L. Dilcher. 1975. Floral structures and pollination mechanisms of the Claiborne flora in western Tennessee and western Kentucky. Botanical Society of America meetings: 18.

Dilcher, D. L. and W. L. Crepet. 1975. Juglandaceous leaflet remains. Botanical Society of America meetings: 19.

Dilcher, D. L., W. L. Crepet, C. B. Beeker, and H. Reynolds. 1975. The reproductive and vegetative morphology of a Cretaceous angiosperm. Botanical Society of America meetings: 19.

Crepet, W. L. 1976. A spadix-like inflorescence from the Middle Eocene of the southeastern United States. Botanical Society of America meetings.

Crepet, W. L. 1978. Dillenioid flowers from the Middle Eocene. Botanical Society of America meetings: 78.

Stuessy, T. F. and W. L. Crepet. 1978. A re-evaluation of the fossil composite Viguiera cronquistii. Botanical Society of America meetings: 79.

Crepet, W. L. and C. P. Daghlian. 1979. Investigations of angiosperms from the Eocene of North America: inflorescences of the Fagaceae. AIBS meetings.

Daghlian, C. P., W. L. Crepet, and T. Delevoryas. 1979. Investigations of Tertiary angiosperms. Eomimosoidea from the Oligocene of Texas. AIBS meetings.

Zavada, M. and W. L. Crepet. 1979. Investigations of angiosperms from the Eocene of North America: flowers of the Ulmaceae. AIBS meetings.

Crepet, W. L. and C. P. Daghlian. 1980. Middle Eocene inflorescences of the Uphorbiaceae. Botanical Society of America Pub. 158.

Crepet,W.L. 1981. The ultrastructure of Cavtonanthus pollen: evolutionary implications. Fourth Northeast Paleobotanical Conference. Harvard Forest.

Crepet, W. L. 1982. The impact of constant pollinators on angiosperm diversity. Botanical Society of America Misc. Pub. 160.

Crepet, W. L. and M. S. Zavada. 1983. Quercoid catkins from the Middle Eocene. Botanical Society of America Misc. Pub. 161.

Crepet, W. L. and E. M. Friis. 1985. Insect pollination mechanisms: an analysis of the fossil data. ICSEB III Abstracts p. 42.

Friis, E. M. and W. L. Crepet. 1985. Floral evidence of pollination mechanisms in fossil angiosperms. ICSEB III Abstracts p. 58.

Crepet, W. L. and K. C. Nixon. 1985. A preliminary analysis ofthe fossil history of Quercus and other genera ofthe Fagaceae. Botanical Society of America 72: 930.

Crepet, W. L. and D. W. Taylor. 1985. Fossil floral evidence of the Mimosoideae and Papilionoideae (Leguminosae). Botanical Society of America 72: 948.

Nixon, K. C. and W. L. Crepet. 1985. Preliminary phylogenetic reconstruction of Quercus and subgeneric and sectional levels. Botanical Society of America 72: 934.

Taylor, D. W. and W. L. Crepet. 1985. Floral evidence of the Malpighiaceae from the Middle to Upper Eocene of Tennessee. Botanical Society of America 72: 902.

Crepet, W. L. and K. C. Nixon. 1986. The earliest fossil evidence of Fagaceae and its implications. Botanical Society of America 73: 758.

Daghlian, C. P. and W. L. Crepet. 1986. Pollen structure and variability in Pistillipollenites macgregorii, a Paleocene gentian. Botanical Society of America 73: 698.

Nixon, K. C. and W. L. Crepet. 1986. Trigonobalanus (Fagaceae): taxonomic status and phylogenetic relationships. Botanical Society of America 73: 778.

Crepet, W. L. and K. C. Nixon. 1987. A transformation series in pollen micromorphology in Fagaceae and its phylogenetic implications. Botanical Society of America 74: 729.

Steele, K. P. and W. L. Crepet. 1988. Paleogene Fagaceae of western North America. American Journal of Botany. 75 (6 suppl.): 208.

Crepet, W. L. and G. D. Feldman. 1989. Paleocene-Eocene grasses from the southeastern USA. Botanical Society of America 76 (suppl.): 161.

Crepet, W. L., K. C. Nixon, and G. D. Feldman. 1991. Pollen variability in lower Rosidae. American Journal of Botany 78 (6 suppl.): 110.

Crepet, W. L., K. C. Nixon, E. M. Friis and J. Freudenstein. 1991. The oldest Hamamelidaceae-implications for the origin of petals in the rosid/asterid lineage. AIBS meetings. Addenda.

Crepet, W. L. and P. S. Herendeen. 1991. A preliminary summary of the Tertiary fossil record of legumes in North America. American Journal of Botany. 78 (6 suppl.): 176.

Crepet, W. L. and K. C. Nixon. 1993. Cretaceous (Turonian) flowers of Magnoliales, phylogenetic, biogeographic, and ecological implications. American Journal of Botany 80 (6 suppl.): 88.

Crepet, W. L., K. C. Nixon. 1993. The relationships of seed plants in reference to angiosperm outgroups. American Journal of Botany 80 (6 suppl.): 123.

Crepet, W. L. and K. C. Nixon. 1993. Floral diversity from the Cretaceous (Turonian) and its systematic and ecological implications. American Journal of Botany 80 (6 suppl.): 141.

Herendeen, P. S. and W. L. Crepet. 1993. Fossil reproductive structures of Lauraceae and Chloranthaceae from the Late Cretaceous of New Jersey. American Journal of Botany 80 (6 suppl.): 90.

Nixon, K. C. and W. L. Crepet. 1993. Phylogeny within angiosperms and major clades of angiosperms. American Journal of Botany 80 (6 suppl.): 125.

Nixon, K. C. and W. L. Crepet. 1993. A sympetalous caryophylloid flower from the Late Cretaceous of New Jersey. American Journal of Botany 80 (6 suppl.): 92.

Crepet, W. L. 1994. Timing in the evolution of floral character complexes associated with insect pollination. American Journal of Botany 81 (6 suppl.): 151.

Crepet, W. L., K. C. Nixon. 1994. A unique mid-Cretaceous flower in the subclass Magnoliidae. American Journal of Botany 81 (6 suppl.): 150-151.

Nixon, K. C., and W. L. Crepet. 1994. A fossil flower of possible fagalean affinity from the Late Cretaceous of New Jersey. American Journal of Botany 81 (6 suppl.): 176-177.

Nixon, K. C., and W. L. Crepet. 1994. A fossil flower of ericalean affinity from the Late Cretaceous of New Jersey. American Journal of Botany 81 (6 suppl.): 99.

Crepet, W. L. 1995. Bennettitales-homology assessment and its effect on cladograms. American Journal of Botany. 82 (6 suppl.): 85.

Crepet, W. L. 1995. Timing in the evolution of derived floral characters: Upper Cretaceous (Turonian) taxa with tricolpate and tricolpate-derived pollen. Geological Society of America 1995 Abstracts with Programs. 17.

Gandolfo, M. A., K. C. Nixon, and Crepet, W. L. 1995. Fossil flowers with hydrangeacean affinity from the Late Cretaceous of New Jersey. American Journal of Botany. 82 (6 suppl): 85.

Gandolfo, M. A., G. E. Ratcliffe, K. C. Nixon, and Crepet, W. L. 1995. Unusually well-preserved fern petioles from the Upper Cretaceous of New Jersey. American Journal of Botany. 82 (6 suppl): 86.

Ratcliffe, G. E., M. A. Gandolfo, K. C. Nixon, and W. L. Crepet. 1995. Sorophores of the genus Lygodium sw. (Schizaceae) from the Late Cretaceous of New Jersey. American Journal of Botany. 82 (6 suppl): 90-91.

Crepet, W. L., K. C. Nixon, and M. A. Gandolfo. 1996. Turonian flowers of the Theales. American Journal of Botany. 83 (6 suppl.): 148-149.

Gandolfo, M. A., K. C. Nixon, and W. L. Crepet. 1996. A fossil flower with affinities to the order Capparales from Late Cretaceous sediments of New Jersey. American Journal of Botany. 83 (6 suppl): 157-158.

Weeks, A., K. C. Nixon, and W. L. Crepet. 1996. A new dilleniid flower from the Late Cretaceous of New Jersey. American Journal of Botany. 83 (6 suppl.): 113.

Crepet, W. L. And K. C. Nixon. 1996. Patterns in the appearance of floral innovations in the Cretaceous and their implications. International Organization of Paleobotany, Fifth Quadrennial Conference. IOPC V-Abstracts: 20.

Gandolfo, M. A., K. C. Nixon, and Crepet, W. L. 1997. The oldest know fossil flower with affinities to the modern family Triuridaceae. American Journal of Botany. 84 (6 suppl.): 196.

Crepet, W. L. 1997. The appearance of floral innovations in the Cretaceous and implications regarding angiosperm diversity. American Journal of Botany. 84 (6 suppl.): 185.

Gandolfo, M. A., K. C. Nixon, and W. L. Crepet. 1998. A phylogenetic analysis of moderns and cretaceous Triuridaceae (Monocotyledoneae). American Journal of Botany 85 (6 supp.): 131.

Gandolfo, M. A., K. C. Nixon, D. W. Stevenson, and W. L. Crepet. 1998. Species diversity of Triuridaceae fossil flowers from the Late Cretaceous of New Jersey. American Journal of Botany 85 (6 supp): 73.

Borgardt, S. J., K. C. Nixon, and W. L. Crepet. 2000. A Turonian inflorescence bearing perigynous flowers of a lower rosid affinity. American Journal of Botany 87 (6 supp.): 66.

Hermsen, E., W.L. Crepet, and K. C. Nixon. 2000. A new fossil saxifragoid from the Upper Cretaceous of New Jersey. American Journal of Botany 87 (6 supp.): 69.

Crepet, W. L., K. C. Nixon. and M. A. Gandolfo. 2001. A Cretaceous Atlantic Coastal Plain "ericoid" complex. Botany 2001 Abstracts, Botanical Society of America: 62.

Gandolfo, M. A., K. C. Nixon, and W. L. Crepet. 2001. Fossil flowers with possible nymphaealean affinities. Botany 2001 Abstracts, Botanical Society of America: 64.

Nixon, K. C., M. A. Gandolfo, and W. L. Crepet. 2001. Origins of Fagaceae: a review of relevant Turonian fossil material from New Jersey. Botany 2001 Abstracts, Botanical Society of America: 68.

Crepet, W.L., K. C. Nixon, and M. A. Gandolfo. 2004. Fossil evidence and phylogeny: the age of major angiosperm clades based on mesofossil and macrofossil evidence from Cretaceous deposits. IOPC VII, Bariloche, Argentina. March 21-26, Abstracts: 21.

Gandolfo, M. A., K. C. Nixon, and W. L. Crepet. 2004. Fossil evidence and monocot phylogeny revisited. IOPC VII, Bariloche, Argentina. March 21-26, Abstracts: 35.

Martinez-Millan, M., W. L. Crepet, and K. C. Nixon. 2004. A new fossil flower from the Raritan Formation, New Jersey, USA with affinities to the Theales sensu Cronquist. IOPC VII, Bariloche, Argentina. March 21-26, Abstracts: 79.

Hermsen, E. J., K. C. Nixon, W. L. Crepet. 2005. Fossil reproductive structures of Saxifragales and saxifrage evolution. XVII International Botanical Congress, Vienna, Austria. IBC XVII July 17 - 23, Abstracts: 169.

Crepet, W. L. 2006. From Paris (Tennessee) to Perth Amboy: How studies of fossil flowers began in ernest and have changed since 1975. Advances in Paleobotany- Recognizing the Contributions of David L. Dilcher and Jack A. Wolfe on the Occasion of Their 70th Birthday, March 12-15.

Crepet, W. L., K. C. Nixon, M. Riccio, M. A. Gandolfo, C. Daghlian, D. Grimaldi. 2010. An emerging potentially cost effective technology for imaging botanical specimens. Botany 2010: Meeting of the Botanical Society of America, Providence.

Nixon, K. C., M. A. Gandolfo, and W. L. Crepet. 2010. New insights into early Fagaceae based on Turonian fossil material from New Jersey. Botany 2010: Meetings of the Botanical Society of America, Providence.

Crepet, W. L. and K. C.Nixon. 2010. The mismeasure of a mystery: angiosperm origins and phylogenetics. 3rd International Paleontological Congress, London. 113.

Crepet, W. L., K. C. Nixon, and M. A. Gandolfo. 2011. The mismeasure of a mystery: angiosperm origins and phylogentics. Botany 2011, St. Louis. July 9-13.

Crepet, W. L., K. C. Nixon, and C. Daghlian, 2012. New technology old flowers: Extinct taxa from the Cretaceous of New Jersey. Botany 2012, Columbus, July 7-11.

Crepet, W. L. and K. C. Nixon, 2013. Accuracy and Effect: Fossil identification and understanding evolutionary history. Botany 2013, New Orleans, July 27-31.