1. BIDELPHTS. 337 



5, Didelphys philander. 



Tlaquatzin, Seba, Thes. i. p. 57, pi. xxxvi. (animal) (1734). 

 Didelphys philander, Linn. Syst. Nat. (10), i. p. 64 (1760) ; Miill. 



Linn. Nature, i. p. 291 (1773) ; Erxl. Syst. R. A. p. 78 (1777) ; 



Schreb. Sduff. iii. p. 541, pi. cxlvii. (animal) (1778) ; Zimm. Oeogr. 



Gesch. ii. p. 224 (1780) ; Bodd. Blench, Anim. i. p. 77 (1785) ; 



Omel. Linn. S. N. i. p, 105 (1789) ; Xerr, Linn. An. K. p. 191 



(1792^ I Donnd. Zool. Beytr. i. p. 344 (1792) ; Shaw, Gen. Zool. i. 



pt. ii. p. 483 (1800) ; Turt. Linn. S. N. i. p. 65 (1806) ; III. Abh. 



Ak. Berl. 1811, p. 107 (1815); Temm.Mon. Mamm. i. p. 43, pi. vi. 



(skull and skeleton) (1827) ; Gray, Griff. Cm. An. K. v. p. 188 



(1827) ; Less. Man. Mamm. p. 211 (1827) ; J. B. Finch. Syn. 



Mamm. p. 265 (1829); Waterh. Cat. Mamm. Mus. Z. S. p. "64 



(1838) ; id. Jard. Nat. Libr., Mamm. xi. p. 102 (1841) ; Less. N. 



Tabl. R. A., Mamm. p. 186 (1842) ; Wagn. Schr. Sdug. Supp. iii. 



p. 45 (1843), V. p. 226 (1855) ; Schinz, Syn. Mamm. i. p. 502 



(1844) ; Waterh. N. H. Mamm. i. p. 487 (1846) ; Wagn. Abh. 



Ak. Munch, v. p. 130 (1847) ; Cabanis, Schomb. Reis. Brit. Guiana, 



iii. p. 777 (1848) ; Gerv. Casteln. Am. Sud, Mamm. p. 100, pi. xx. 



flg. 5 (teeth) (1855); Gieb. Sdug. p. 711 (1869); Natt. Pelz. Bras. 



Sdug., Verh. z.-h. Wien, xxxiii. Anh. p. 111(1883); Jent. Cat. Ost. 



Leyd. Mus. p. 301 (1887). 

 Didelphys dichrm-a, Wagn. Arch.f. Nat. viii. p. 358 (1842) ; Schinz, 



Syn. Mamm. i. p. 504 (1844) ; Wagn. Abh. Ah. Munch, v. 



p. 134 (1847) ; id. Schr. Sdug. Supp. v. p. 230 (1855) ; Burm. 



Erldut. Faun. Bras. p. 76, pi. xiii. (animal) (1856); Natt. Pelz. 



Bras. Sdug., Verh. z.-h. Wien, xxxiii. Anh. p. 112 (1883). 

 Didelphys affinis, Wagn. Arch. f. Nat. viii. p. 368 (1842) ; Schinz, 



Syn. Mamm. i. p. 506 (1844) ; Wagn. Abh. Ah. Munch, v. p. 136 



(1847) ; id. Schr. Sdug. Supp. v. p. 237 (1855) ; Burm. Erldut. 



Faun. Bras. p. 88 (1856) ; Gieh. Sdug. p. 712 (1859) ; Natt. Pelz. 



Bras. Sdug., Verh. z.-h. Wien, xxxiii. Anh. p. Ill (1883). 

 Philander cayopoUin, Burm. Erldut. Faun. Bras. p. 76, pi. xiv. 



(animal), and pi. xi. fig. 5 (skull) (1866) (nee Schreb.). 

 Didelphys macrura (nee III.) and longicaudata, Natt. Pelz. Bras. 



Sdug., Verh. z.-b. Wien, xxxiii. Anh. p. Ill (1883). 



Phiiandee Opossum. 



Size rather smaller and form slenderer than in the preceding 

 species. Fur thick, soft and woolly. General colour a dull yel- 

 lowish or rufous grey. Face pale grey, a distinct narrow brown 

 line running down its centre between the eyes ; area round the eyes 

 also brown. Ehinarium (PI. XXVI. flg. 5) large, naked, slightly 

 projecting backwards in the centre above ; its lower edge with two 

 distinct notches on each side of the central groove. Ears large and 

 naked, laid forward (in spirit specimens) they reach to the middle 

 of the eye ; anterior basal projection well developed ; metatragus 

 small, inconspicuous. Underside either deep or pale yellow, with 

 no line of demarcation from the colour of the back. Pouch incom- 

 plete, only developed laterally. Mammse 3-1-3=7 *. Arms and 

 legs dull grey ; hands and feet short, nearly naked, brown ; sole-pads 

 (PI. XXVI. fig. 6) very large, rounded, little prominent, a minute 

 extra hind pad generally present halfway between the heel and the 



* Two specimens. 



