Biology collection includes world-wide holdings of invertebrates, fish, amphibians, reptiles, bird skins, eggs, and nests and mammals. Archaeology collection numbers approximately 25,000 and includes basketry, lithic material, and projectile points, from Texas, the Southwest, and Mexico.
History/Ethnography collection numbers approximately 35,000 and includes a variety of materials from around the world, with large concentrations of holdings representing India, the Far East, and Africa. Historic materials are largely 19th-century artifacts, representative of those found in Texas and the Southwest.
Paleontology collection numbers approximately 15,000 specimens and includes holdings from much of North America with a concentration in Cretaceous age Texas. Rocks and Minerals collection numbers approximately 5,000 specimens.