ORNITHORHYNCHUS. 349 



Didelphys aurita, Pr. Maximilian zu Wied Beitr. Natuurg. Bras., ii, p. 395 



(1826)*. 

 Didelphys californica, Bennett P. Z. S., p. 40 (1833). 

 Didelphys breviceps, Bennett P. Z. S., p. 40 (1833). 



Distribution. — America from the States to Chili and South 

 Brazil. 



u. Skin juv. $ Zoological Gardens, 



Order MONOTREMATA. 



Genus ECHIDNA. 



Echidna, G. Cumer Tab. Element. d'Hist. Nat., p. 143 (1798)*. 

 Tachyglossus, Illiger Prodr., p. J 14 (181 1). 



Echidna aculeata. 



Myrmecophaga aculeata, Shaw Nat. Miscell., iii, pi. cix (1792). 



Ornithorhynchus hystrix, Home Phil. Trans., p. 348 (1802). 



Echidna hystrix, Et. Geoff. St. Hil. Cat. Mamm. Mus. Hist. Nat., p. 224 



(1803)* ; Gould Mamm. Austr., i, pi. ii. 

 Tachyglossus aculeatus, Illiger Prodr., p. 114 (181 1). 

 Echidna aculeata, Garnot Bull. Soc. PAzVora., p. 45 (1825)*; Thomas Cat. 



Mars. B. M., p. 379. 

 Echidna acrobata, apud Blyth Cat , p. 187 (1863). 



Distribution. — Throughout Australia, replaced by geographical 

 races in New Guinea and Tasmania. 



a. Skin, skeleton Purchased. 



b-d. 3 Stuffed A.S.B. 



e. Stuffed New South Wales Bengal Econ. Mus. 



/.Ale. Calcutta Exhibition. 



Genus ORNITHORHYNCHUS. 



Platypus, Shaw Nat. Miscell., x, letterpress to pi. ccclxxxvi (1799) (k«c 



Herhst). 

 Ornithorhynchus, Blumenbach Voigt's Mag. Naturk., ii, p. 205 (1800)*. 



Ornithorhynchus anatinus. 



Platypus anatinus, Shaw Nat. Miscell., x, pi. ccclxxxv, (1799). 

 Ornithorhynchus paradoxus, Blumenbach Voigt's Mag. Naturk., ii, p. 205 



(1800)*. 

 Ornithorhynchus rufuset fuscus, Piron et Lessucur Voy. Terr. Austr., Atlas, 



pi. xxxiv (1807)*. 



