THICK-TAILED OPOSSUM. 
497 
Azaiia. IIkngger. 
Inches. Lines. 
Inches. Lines. 
Length from tip of nose 
to root of tail 8 
8 
8 
10 
“ of tail 
. 13 
6 
13 
6 
“ of ear 
. 1 
0 
1 
0 
Width of ditto 
... 
6 
(nearly) 6 
Length of head ... 
. 2 
3 
2 4 
Our English collections do not yet possess this species, 
nor did I find it in the French National Museum; M. Tem- 
minck, moreover,, states, in his Monograph on the present 
genus, that he had never seen the Micoure laineux of Azara 
in any of the collections which he had examined. It ap¬ 
proaches most nearly in its characters to the Did. Derliana. 
DIDELPHYS CRASSICAUDATA. 
Thick-tailed Opossum. 
Didelphis crassicaudata. Desm., Nouv. Diet. d’Hist. Nat. tom. ix. p. 425.— 
Mammalogie, p. 527, sp. 393. 
“ Rengger, Nat. der Saugeth. von Paraguay, p.226*. 
“ Waterh., Zool. of H.M.S. Beagle—Mammalia, 
p. 94, PI. 30j Skull, &c. 25 a to d. 
“ mustelina. Geoff., Paris Museum. 
Micoure troisieme, ou M. a queue grouse. Azara, Essais sur PHistoire Nat. 
des Quad, de la Province de Paraguay, vol. i. 
p. 284. 
Muzzle short and obtuse ; ears short, and clothed with small 
hairs; tail very thick at the base, rather shorter than the 
head and body taken together, with the basal third clothed 
with fur like that on the body, the remaining portion with 
short hairs; fur somewhat harsh, its general colour yellow- 
brown ; under parts of body dirty yellow ; the region of the 
eye, and the muzzle, brownish: tail with the terminal two- 
VOL. i. 
K K 
