6 PHILANDER. METACHIRUS. 



Type locality. Guatemala. Type in British Museum. 



Color. "Colours very deep and strong throughout. General 

 colour rich cinnamon-rufous, the lighter markings yellow instead oi 

 grey. Head yellow to level of ears. Withers-mark well developed 

 strongly contrasted, buffy yellow. Under surface pale buffy yellow 

 the belly tending more towards ferruginous. Fore limbs to wrists 

 buffy yellow. Hind limbs deep ferruginous. Naked part of tar 

 wholly dark brown to end." (Thomas, I. c.). 



Measurements. None given. 



Species not seen by me. 



Philander nicaraguse (Thomas). 



Marmosa cinerea nicaragua Thos., Ann. and Mag. Nat. Hist., yth 

 Ser., XVI, 1905, p. 313. 



Type locality. Bluefields, Nicaragua. Type in British Museum, 



Genl. Char. Similar to C. alstoni Allen; fur shorter, the hairs oj 

 back 8-9 mm. long; tail very long. Skull as in C. alstoni. 



Color. Above grayish brown; beneath cream-buff; hairs of chest 

 middle of abdomen and inguinal region buffy to their bases; hands 

 and feet pale gray; tail blackish for three-fifths its length, remaindei 

 of tip white. 



Measurements. Total length, 448; tail, 281; hind foot, 28.5; 

 ear, 29. Skull: Basal length, 42.7; greatest breadth, 25; length oi 

 molars, 7.7. 



Genus Metachirus (4). 



Metachirus nudicaudatus dentaneus Goldman. 



Metachirus nudicaudatus dentaneus Goldman, Smith. Misc. Coll.. 

 LVI, 1912, No. 36, p. 2. 



Type locality. Gatun, Canal Zone, Panama. 



Genl. Char. Similar to M. n. colombianus, but dentition heavier 

 zygoma lighter and first three upper molars more deeply emarginate. 



Color. Top of head black ; orbital rings and sides of muzzle black- 

 ish; cheeks, spot above eyes, and about ears ochraceous-buff; upper- 

 parts and outer side of hind legs wood-brown; dorsal line blackish 

 shoulders suffused with plumbeous, caused by the dark under fui 

 showing; underparts and inner side of hind legs yellowish white 

 outer side of arms grayish tinged with buff; hands dusky, fingers and 

 outer side of tarsus whitish; hind feet white; tail above dusky, 

 beneath paler, tip white. Ex type in United States National Museum 



Measurements. Total length, 597; tail, 332; hind foot, 48. 

 Skull: Occipito-nasal length, 61.2; Hensel, 56.9; zygomatic width. 



