Museo Zoo / Fort Stockton / University of Texas Natural History Collection / American Museum of Natural History / Fort Davis / United States National Museum / University of Michigan Museum of Zoology / Chicago Natural History Museum / Stable URL / /
IndustryTerm
collection site / food / /
NaturalFeature
Sierra Rica / Coahuilan lowlands / Pecos River / highland Coahuila-Zacatecas / Pinto Canyon / River of Texas / Pecos Rirer Valley / Alpine / Sierra Blanca / plateau of Mexico / /
Organization
University of Michigan / American Society of Ichthyologists and Herpetologists / University of Illinois / l>iagnos~s.-A / Academy of Natural Science of Philadelphia / University of Texas Natural History Collection / /
Person
Ralph W. Axtell Copeia / D. N. Couch / Michael Sabath / Van Horn / Spencer F. Baird / Nat / Kenneth Williams / F. Blair / Van Denburgh / Ralph W . Axtell / Doris M. Cochran / G. E. Drewry / / /
Position
black head / enlarged posterior head / enlarged head / member of the sexlineatu~ group / conical head / /
ProvinceOrState
Texas / Illinois / Nuevo Leon / Michigan / Brewster County / New Mexico / Arizona / /
PublishedMedium
Natural History / /
Region
southern New Mexico / western Texas / southeastern New Mexico / southeastern Arizona / central New Mexico / northern Mexico / /