LUTRA. 143 



Lutra repanda Goldman. 



Lutra repanda Goldm., Smith. Misc. Coll., LXIII, 1914, p. 3. 



Type locality. Cana, eastern Panama. Altitude 2000 feet. 



Genl. Char. Similar to L. colombiana; dental characters different. 

 Size small; upper molars narrower; upper carnassial narrower; inner 

 lobe less produced posteriorly. 



Color. Upperparts mars-brown; lips whitish, as are also the inner 

 side of fore legs; rest of underparts grayish brown, with throat, pec- 

 toral and inguinal regions paler; tail like Upperparts; outer side of 

 fore legs dark brown; fore feet, hind legs and hind feet paler brown. 

 Ex type in United States National Museum. 



Measurements. Total length, 1085; tail, 500; hind foot, 119. 

 Skull: Greatest length, 117.2; Occipito-nasal length, 95.6; Hensel, 

 95.6; zygomatic width, 72; in tertemporal width, 23.1; mastoid width, 

 69.9; palatal length, 49.8; length of upper molar series, 28.4; length 

 of mandible, 66.2; length of lower molar series, 31.2. Ex type in 

 United States National Museum. 



1 Lutra periclyzomae Elliot. 



Lutra periclyzoma Elliot, Proc. Biol. Soc. Wash., XVIII, 1905, p. 80. 



Type locality. Gawi, west coast of Moresby Island, Queen Char- 

 lotte Islands, British Columbia. 



Color. Head, entire Upperparts and sides of neck dark cinnamon- 

 brown, changing with the lights, at times brilliant with silvery reflec- 

 tions; lips, throat and chest warm buff; abdomen and inguinal 

 region similar to Upperparts but paler; tail, like back, the apical half 

 with the hairs white-tipped giving this part the appearance of being 

 frosted. Ex specimen No. 1761 1 in Field Museum of Natural History. 



Measurements. Skull: Total length, 122; Hensel, 107; zygomatic 

 width, 81; intertemporal constriction, 20; width across postorbital 

 processes, 40; width of rostrum at canines, 30.5; palatal length, 55; 

 ^length of upper tooth row, anterior edge of canine to posterior edge of 

 last molar, 40; length of nasals, 17.5; total length of mandible, angle 

 to tip of incisors, 76; length of lower tooth row, anterior edge of canine 

 to posterior edge of last molar, alveolar border, 46; length of canine, 

 13; length of lower carnassial, 15. Ex type in Field Museum of 

 Natural History. 



1 This species was originally described from |a skull ; afterwards some skins were 

 procured, one of which is now described. 



