Publications
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1984. Family Lepisosteidae (gars) as living fossils. Living fossils. Springer-Verlag, New York. :160–165.
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1998. Extrapolating inventory results into biodiversity estimates and the importance of stopping rules. Diversity and Distributions . 4:95-105.
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1975. Exotic Organisms an Unsolved Complex Problem. Bioscience. 25:306-313.
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1978. The Evolutionary Species Concept Reconsidered. Systematic Zoology. 27:17-26. Abstract
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2001. The evolutionarily significant unit and adaptive criteria: a response to Young. Conservation Biology. :788-790.
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1988. Evolution as entropy. Toward a unified theory of biology. :i-xiv,1-415.
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2010. Evidence for a Venomous Sinornithosaurus. Paläontologische Zeitschrift.
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2007. Eurycormus-Eurypoma, two Jurassic actinopterygian genera with mixed identy. Fossil Record. 10(1):17-37.
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2010. Estimating divergence times of lizardfishes and their allies (Euteleostei: Aulopiformes) and the timing of deep-sea adaptations. Molecular Phylogenetics and Evolution.
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2008. The Eocene Lake of Mahenge (Tanzania) and Its Fossil Fishes. Journal of Vertebrate Paleontology. 28(3):69a-70a.
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1989. Entropy and information in evolving biological systems. Biology & Philosophy. 4:407-432.
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1988. Entropy and evolution. Entropy, information, and evolution. New perspectives on physical and biological evolution.. :173-188.
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1990. Endogenous and Non-Endogenous Depressions Relations to Life Events Dysfunctional Attitudes and Event Perceptions. British Journal of Clinical Psychology. 29:201-208. Abstract
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2004. Elasmobranch and actinopterygian remains from the Jurassic and Cretaceous of India. Mesozoic Fishes 3-Systematics, Paleoenvironments and Biodiversity. :625-638.
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1979. The Eels Anguilla and Histiobranchus Photographed on the Floor of the Deep Atlantic in the Bahamas. Bulletin of Marine Science. 29:401-405. Abstract
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1970. The Eel Family Dysommidae Including the Dysomminidae and Nettodaridae Its Osteology and Composition Including a New Genus and Species. Proceedings of the Academy of Natural Sciences of Philadelphia. 122:293-335.
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2006. Early diversification of ictiobin fishes in North America and patterns of distribution. Journal of Vertebrate Paleontology. 26(3):38a-38a.
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1986. Drainage evolution and fish biogeography of the Tennessee and Cumberland Rivers drainage realm. The zoogeography of North American freshwater fishes.. :325-361.
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1957. Distributional and nomenclatorial notes on the suckers of the genus Moxostoma. Copeia. 1957:154-155. Abstract
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2003. Distributed information systems and predictive biogeography: putting natural history collections to work in the 21st Century. The new panorama of animal evolution: proceedings XVIII International Congress of Zoology.. :619-624. Abstract
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1989. Differences in Home-Range Size between Sexes of Microtus-Ochrogaster. Journal of Mammalogy. 70:816-820.
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1988. Development of Experimental Mood Induction Procedures for Testing Personality-Event Interaction Models of Depression. Journal of Clinical Psychology. 44:958-963. Abstract
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1992. Development and variation of the suspensorium of primitive catfishes (Teleostei: Ostariophysi) and their phylogenetic relationships. Bonner Zoologische Monographien. (32):1-149. Abstract
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1990. Development and Diversity of the Suspensorium of Trichomycterids and Comparison with Loricarioids Teleostei Siluriformes. Journal of Morphology. 205(2):193-218. Abstract
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1987. Description of the Primitive Family Diplomystidae Siluriformes Teleostei Pisces Morphology Taxonomy and Phylogenetic Implications. Bonner Zoologische Monographien. (24):1-120. Abstract