Publications
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2010. Life history and host records of the South African leaf miner, Oncocephala promontorii Péringuey 1898 (Coleoptera: Chrysomelidae: Cassidinae: Oncocephalini). Coleopterists Bulletin. 64(1):21-29.
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2006. The maar lake of Mahenge (Tanzania) unique evidence of Eocene terrestrial environments in sub-Sahara Africa. Zeitschrift der Deutschen Gesellschaft f&# 252; r Geowissenschaften. 157(3):411-431.
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1961. Materials for a reviaion of Serranus and related fish genera. Proc Acad Nat Sci Philadelphia. 113:259-314. Abstract
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1986. A Measure of the Information Content of Phylogenetic Trees and Its Use as an Optimality Criterion. Systematic Zoology. 35:571-581. Abstract
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1999. Mesozoic fishes from Chile. Mesozoic fishes. 2:565-593.
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2004. Mesozoic halecostomes and the early radiation of teleosts. Mesozoic fishes. 3:279–315.
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1984. A method of preparing disarticulated skeletons of small fishes. Copeia. 1984:230-232.
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1987. Methods in vicariance biogeography. Systematics and evolution: a matter of diversity. :283–306.
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2005. A molecular analysis of the interrelationships of tetraodontiform fishes (Acanthomorpha: Tetraodontiformes). Molecular Phylogenetics and Evolution. 34:525-544. Abstract
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2004. A molecular test of alternative hypotheses of tetraodontiform (Acanthomorpha: Tetraodontiformes) sister group relationships using data from the RAG1 gene. Molecular Phylogenetics and Evolution. 32:749-760. Abstract
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1966. The molid fish Ranzania laevis in the western Atlantic. Quart J Fla Acad Sci. 29:287-289. Abstract
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2004. Morphology and phylogeny of the studfish clade, subgenus Xenisma (Teleostei: Cyprinodontiformes). Copeia. 2004(1):53-61.
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1995. Morphology of the lateral line system and of the skin of diplomystid and certain primitive loricarioid catfishes and systematic and ecological considerations. Bonner Zoologische Monographien. (36):1-110. Abstract
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1980. Must phylogenetic classifications be so complicated? Systematic Zoology. 29:309-313.
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1984. The neopterygian Amia as a living fossil. Living fossils.. :153-159.
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2009. Neotypification of Artemisia carruthii (Asteraceae: Anthemideae). Journal of the Botanical Research Institute of Texas. 3(2):667-672.
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1995. A new arthropod, Meristosoma: More fallout from the Cambrian explosion. Journal of Paleontology. 69:447-459. Abstract
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1984. New catfishes of the genus Trichomycterus from the high Andes of South America (Pisces, Siluriformes) with remarks on distribution and ecology. Zoologische Jahrbuecher Abteilung fuer Systematik Oekologie und Geographie der Tiere. 111(4):493-520.
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1976. New Genera and Species of Dysommine and Synaphobranchine Eels Synaphobranchidae with an Analysis of the Dysomminae New Status. Proceedings of the Academy of Natural Sciences of Philadelphia. 127:249-280. Abstract
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1995. New genus and species of seven-spined goby (Gobiidae: Gobiosomini) from the offing of the Amazon River, Brazil. Copeia. 1995:676-683. Abstract
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1964. A new gobiid fish, Garmannia grosvenori, from shore waters of southern Florida and Venezuela. Bull Mar Sci Gulf Caribbean. 14:399-404. Abstract
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2007. A new halecomorph fish from the Middle Triassic of Switzerland and its systematic implications. Journal of Vertebrate Paleontology. 27(4):838-849. Abstract
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1987. A new halecostome fish (Actinopterygii, Osteichthyes) from the Late Jurassic of Chile and its relationships. Dakoterra. 3:1-13.
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1986. New Jurassic fishes (Teleostei) of Cordillera de Domeyko, northern Chile. Palaeontographica Abteilung A Palaeozoologie-Stratigraphie. 192(1-3):75-91. Abstract