76123l1-166 Survey of ground squirrels in S. W. Montana. Distribution and home range of four syntopic species of ground squirrels in S. W. Montana. Comparative growth and development of four species of ground squirrels. Electrophoretic and karyological studies of S. richarcsonii and S. elegews in S. W. Montana. (with C. F. Nadler and R. S. Hoffmann) . Review--Ground squirrel biology. Junior or Senior Author: Zoogeographic checklist of the Scuiridae (sinior author with L. Heaney, G. Glass, J. Pelfaur, R. S. Hoffmann) . Preliminary zoogeographic study of the squirrels of the Nearctic Region. (senior author). Preliminary zoogeographic study of the squirrels of the Neotropic Region (Junior author with J. Pefaur). Preliminary zoogeographic study of the squirrels of the Ethiopian Region (Junior author with G. Glass). Preliminary zoogeographic study of the squirrels of the Paleoarctic Region (junior author with R. S. Hoffmann) . Preliminary zoogeographic study of the squirrels of the Oriental Region (junior author with L. Heaney) . Growth and development of the yellow-bellied marmot. Ontogeny of vocal behavior in the yellow-bellied marmot. Eric A. Rickart Cryptotis magna. Mammalian species 61:1-2 with Paul B. Robertson. A new horned lizard (Phrynosoma adinognathus) from the Pleistocene of Meade County, Kansas, with comments on the herpetofauna of the Berchers locality. Herpetologica 32(1) :64-67 Manuscripts in Press Pleistocene lizards from Burnet and Dark Canyon Caves, Guadalupe mountains, New Mexico. Southwestern Naturlist 22(2). Manuscripts in preparation Seed hoarding behavior in four species of cloud forest rodents from southern Mexico. With P. B. Robertson, submitted to J. Mamm. Reproduction, growth and development in two species of cloud forest rodents from southern Mexico. Masters thesis in preparation.