Museum, University of Nebraska State

 

Date of this Version

12-10-1979

Citation

Southwestern Naturalist (December 10, 1979) 24(4): 577-602.

Comments

Copyright 1979, Southwestern Naturalist. Used by permission.

Abstract

Nongeographic and geographic variation in the yellow-cheeked pocket gopher, Pappogeomys castanops, were analyzed in specimens collected in northwestern Texas and eastern New Mexico. Univariate and multivariate methods of analysis were utilized to assess variation in morphometric characters among 12 samples of P. castanops. Because of significant variation with age, only adult specimens were used in analyses. Adult males were significantly larger than females in all 13 characters studied. Our analyses of geographic variation reveal that those specimens previously assigned to the subspecies P. c. simulans are not sufficiently distinct to warrant subspecific designation.

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