University of Kansas Publications Museum of Natural History Volume 1, No. 18, pp. 285-300, 2 plates August 16, 1948 University of Kansas LAWRENCE 1948 University of Kansas Publications, Museum of Natural History Editors: E. Raymond Hall, Chairman; H. H. Lane, Edward H. Taylor Volume 1, No. 18, pp. 285-300, 2 plates August 16, 1948 University of Kansas Lawrence, Kansas PRINTED BY FERD VOILAND, JR., STATE PRINTER TOPEKA, KANSAS 1948 22-3342...

Heretofore our knowledge of the osteology of Heliscomys Cope has been extremely limited; this genus previously was known by its teeth, fragmental maxillaries, incomplete palatine bone and mandible, and part of one forelimb. In the summer of 1946 the writer, as a member of the University of Kansas Museum of Natural History field party, discovered the anterior part of a skull of Heliscomys in the middle Oligocene deposits of Logan County, Colorado. This specimen, representing a new species, yields