Related Links

Integrated Taxonomic Information System (ITIS)

Education

Ph.D. Marine Science, College of William and Mary
B.S. Biology, University of Richmond

Research Interests

The evolutionary relationships, biogeography and diversity of fishes, invasive species, and taxonomic information.

Selected Publications

Orrell, T. M., B. B. Collette and G. D. Johnson. 2006. Molecular data support separate scombroid and xiphioid clades. Bulletin of Marine Science, 79(3):505-520.

Orrell, T. M. and L. Weigt, 2005 The northern snakehead Channa argus (Anabantomorpha: Channidae), a non-indigenous fish species in the Potomac River, United States of America. Proceedings of the Biological Society of Washington, 118(2):407-415.

Springer, V. G, and T. M. Orrell. 2004. Phylogenetic analysis of 147 families of acanthomorph fishes, based primarily on dorsal gill-arch muscles and skeleton. In Springer, V.G., and G.D. Johnson. Study of the dorsal gill-arch musculature of teleostome fishes with special reference to the Actinopterygii. Bulletin of the Biological Society of Washington, 11: 237-254.

Orrell, T. M. and K. E. Carpenter. 2004. A phylogeny of the fish family Sparidae (porgies) inferred from mitochondrial sequence data. Molecular Phylogenetics and Evolution 32(2):425-434.

Orrell, T. M., K. E. Carpenter, J. A. Musick, and J. E. Graves. 2002. A phylogenetic and biogeographic analysis of the Sparidae (Perciformes: Percoidei) based on cytochrome b sequences. Copeia 2002(3):618-631.