276 NEOTOMA. 



Subfam. II. Neotominse. Wood Rats. 

 54. Neotoma. 



C. H. Merriam, The Neotomince, with a description of a new genus 

 and species and a synopsis of the known forms. Proc. Acad. Nat. 

 Scien. Phil., 1894, p. 225. 



Neotoma Say & Ord, Journ. Acad. -Nat. Scien. Phil., 1825, p. 345, 

 pis. xxi, xxn. Type Neotoma floridana Ord. 



Skull long; zygomatic width equals half the length of skull; edge 

 of maxilla bounding antorbital foramen, rounded; the foramen broad 

 and open above, compressed into a somewhat narrow slit below; 

 intermaxillae reaching back to interorbital region ; nasals much shorter ; 

 palate terminating with a concave border posteriorly between last 

 two molars; audital bullae small, their axes oblique to that of the 

 skull; occipital plane of skull perpendicular, at right angles to the 

 superior surface ; process of jugals descending downward and backward, 



FIG. 45. NEOTOMA MICROPUS. 



No. 4895 Field Columbian Mus. Coll. Nat. size. 



UPPER TOOTH ROW. LOWER TOOTH ROW. 



Enlarged 5 times. Enlarged 5 times. 



