11. LUTEA. 103 



Lontra brasiliensis, Oray, lAst B. M. p. 70; P. Z. 8. 186d, p. 125. 

 Lontre d'Am^rique, Cm. H^ffne Anim. i. p. 161, t. 1. f. 3. 

 Hah. Brazil (B.M.). 



3. Lontra ? insulaxis. (The Trinidad Otter.) 



Pale ctestnut-brown, sides paler ; sides of head and belly, lips, 

 chin, throat, and chest yellowish white ; under-fur short, very soft ; 

 hairs short and very smooth. 



Lutra insularis, F. Cfuvier, Diet Sci. Nat. xxvii. p. 345. 

 Lontra? insularis, Gray, P. Z. S. 1865, p. 126. 



HcA. Trinidad. 



*** Muade bald on the upper edge and between the nogtrUs, forming a cross 

 band with' a straight iipper and lower edge. 



X Foot oblong ; toes shoH, webbed to the claws, sharply clawed; pads of 

 toes and palm large, close together. 



11. LUTRA. 



The muzzle bald, oblong-transverse, with a straight upper and 

 lower edge ; the upper edge of the nostrils bald ; the ears oblong, 

 hairy. Toes strong, webbed, covered with hair above, and bald 

 beneath ; toes and palm-pads weU developed ; claws strong, acute. 

 Tail conical, covered with hair. Skull elongate ; orbit defined be- 

 hind by a well- developed acute tubercle above and below ; the flesh- 

 tooth with a large inner lobe. 



Lutra (a and 6), Oray, Mag. Nat. Hist, i, p. 380, 1837. 

 Lutra, Gray, P. Z. S. 1865, p. 126. 



a. ForeJiead and nose of shidlflat; the inner lobe of the Jlesh-tooth large, 

 almost two-thirds the length of the inner margin of the outer portion 

 of the tooth. The hinder dentiferous portion of the maxiUary- bone, 

 bearing the tubercular grinder, produced to the hinder edge of the orbit. 



X Furope, 



1. Lutra vulgaris. (Otter.) B.M. 



The upper edge of the bald muzzle rather produced and angular, 

 nearly as high as broad in the middle, brown, beneath ashy ; ears, 

 chin, and throat reddish ashy ; edge of ears ashy. 



Luti-a vulgaris, Frxl. Mamtn. p. 488 ; Nilsson, Ilium. Fig. t. 20 ; Bell, 

 Brit. Quad. p. 129, f. 4; Blainv. Ostiogr. Mustek, t. 8 (skull), t. 5 

 (skeleton), t. 13 (teeth) ; Bmap. Icon. t. ; Gray, P. Z. S. 1865, 

 p. 126. 

 Mustela lutra, Linn. S. N. i. p. 66; Betz. F. p. 18. 

 Viverra lutra, Zinn. F. S. p. 12 ; Pallas, Zoogr. i. p. 76. 

 La Loutre, Buff. H. N. vh. p. 134, t. 2, xiii. p. 325, t. 45. 

 Otter, Penn. B. Z. i. p. 92, t. 8. f. 19. 



