58 SCOTINOMYS. RHIPIDOMYS. NEOTOMA. 



Scotinomys irazu (Allen). 



Akodon (!) irazu Allen, Bull. Am. Mus. Nat. Hist., XX, 1904, p. 46; 

 Elliot, Mamm. Middle Amer. and W. Indies, F. C. M. Pub. 

 IV, Pt. i, 1904, p. 274; Id. Mamm. N. Amer. Cont. and W. 

 Indies, F. C. M. Pub., VI, 1905, p. 204, Zool. Ser. 

 Type locality. Volcan de Irazu, Costa Rica. 



Scotinomys xerampelinus (Bangs). 



Akodon (!) xerampelinus Bangs, Bull. Mus. Compf Zool., XXXIX, 



1902, p. 41; Elliot, Mamm. Middle Amer. and W. Indies, 



F. C. M. Pub., IV, Pt. i, 1904, p. 275, Zool. Ser.; Id. Mamm. 



N. Amer. Cont. and W. Indies, F. C. M. Pub., VI, 1905, p. 205, 



Zool. Ser. 

 Type locality. Volcan de Chiriqui, Chiriqui, Panama. 



Genus* Rhipidomys. 



Rhipidomys Tschudi, Wiegm. Archiv. Naturg., I, 1844, p. 252. 

 Type Hesperomys leucodactylus Tschudi. 



Rhipidomys scandens Goldman. 



Rhipodomys scandens Goldm., Smith. Misc. Coll. LX, 1913, No. 22, 

 p. 8. 



Type locality. Rio Limon, Mount Pirri, eastern Panama. Alti- 

 tude, 5000 feet. 



Genl. Char. Similar to R. Venezuela, but darker. 



Color. Entire upperparts pale cinnamon-rufous lined with black; 

 underparts, hairs white to the roots; tail brownish above and beneath 

 with slight tuft at tip; hands white; feet white, on outer side; choco- 

 late-brown on inner. Ex type in United States National Museum. 



Measurements. Total length, 330; tail, 198; hind foot, 32. 

 Skull: Occipito-nasal length, 31.1; Hensel, 26.8; zygomatic width, 

 19.2; intertemporal width, 5.3; length of nasals, 18.8; length of upper 

 molar series, 5.7; length of mandible, 15.2; length of lower molar 

 series, 5.7. Ex type in United States National Museum. 



Subfamily Neotominae. Wood Rats. 

 Genus Neotoma (72). 



Neotoma fuscipes simplex True. 



Neotoma macrotis simplex True, Proc. U. S. Nat. Mus., XVII, 

 1894, p. 354. 



