PROCEEDINGS 



OF THE 



CALIFORNIA ACADEMY OF SCIENCES 



Fourth Series 



Vol. V, No. 5, pp. 111-161, Plate 15 December 30, 1915 



V. 



Description of a New Subgenus (Arborimus) 



of Phenacomys, with a Contribution to 



Knowledge of the Habits and Distribution 



of Phenacomys longicaudus True 



BY 



Walter P. Taylor 

 Curator of Mammals, California Museum of Vertebrate Zoology 



SAN FRANCISCO 



Published by the Academy 

 1915 



