Education

Ph.D. - University of Illinois (1997)
B.S. - University of Illinois (1991)

Research & Teaching Interests

• The systematics of the South American catfish subfamilies Hypostominae and Ancistrinae (Loricariidae) based on osteology and digestive tract anatomy.
• Biogeography of loricariid catfishes.
• The decoupling hypothesis and its usefulness in understanding loricariid diversification.
• The evolution of hearing abilities in loricariid catfishes.
• Evolutionary ecology of feeding of loricariid catfishes.
• Description of new loricariid species.
• Description, revision, and biogeography of a new genus of loricariid catfish from west of the Andes.
• Survey of the fishes of Guyana and Amazonas, Venezuela.
• Phylogenetics of the North American cavefishes (Amblyopsidae).
• Distribution and status of the southern brook silverside.
• Description of the southern silverjaw minnow.

Selected Publications

Reis R. E., E. H. L. Pereira, and J. W. Armbruster. In Press. Delturinae, a new loricariid catfish subfamily (Teleostei, Siluriformes), with a revision of Delturus and Hemipsilichthys. Zoological Journal of the Linnean Society. 

Pera, T.P. and J.W. Armbruster. In press. Notropis amplamala, a new species of sliverjaw minnow (Cypriniformes: Cyprinidae). Copeia. 

Werneke, D.C., M.H. Sabaj, N.K. Lujan, and J.W. Armbruster. 2005. Baryancistrus demantoides and Hemiancistrus subviridis, two new uniquely colored species of loricariids from Venezuela (Siluriformes: Loricariidae). Neotropical Ichthyology 3:533–542. 

Werneke, D.C., J.W. Armbruster, N.K. Lujan, and D.C. Taphorn. 2005. Hemiancistrus guahiborum, a new suckermouth armored catfish from Southern Venezuela (Siluriformes: Loricariidae) Neotropical Ichthyology 3:543–548. 

Armbruster, J.W. 2005. The loricariid catfish genus Lasiancistrus (Siluriformes) with description of two new species. Neotropical Ichthyology 3:549–569.

Courses