1. PHASCOLOMTS. 213 



1. PHASCOLOMYS. ,^ 



Type. 



Phascolomys, E. Geof. Ann. Mus. ii. p. 364 (1803) Ph. ursinus. 



Vombatus, E. Geoff. Bull. Snc. Philom. iii. p. 185 (1803) Ph. ursinus. 

 Wombatus, Besm. iV. Diet. d'B. N. (1) xxiv. p. 20 (1803) Ph. ursinus. 



Amblotis, III. Prodr. Syst. Mamm. p. 77 (1811) Ph. ursinus. 



Lasiorhinus, Gray, Ann. Mag. N. H. (3) xi.' p. 458 (1863) Ph. latifrons. 



Characters, habits, and range as those of the family, of which 

 this is the only genus. 



Synopsis of the Species. 



I. External Chabactbes. 



A, Bhinarium quite naked, black. Fur coarse and 



harsh. 



a. Size large. Australian 1. Ph. mitohelli, p. 213. 



b. Size small. Tasmanian 2. Ph. ursinus, p. 215. 



B. Bhinarium hairy, white. FursoftandsUky. . 3. Ph. latifrons, "p. 217. 



II. Ceaniai Chaeactees. 



A. Postorbital processes rudimentary or absent. 



Greatest breadth of nasals considerably less 

 than their length. (Bibs 15.) 



a. Size large, basal length more than 155 millim. 1. Ph. mitchelli, p. 213. 



b. Size smaller, basal length less than 155 



millim. 2. Ph. ursinm,^. 215. 



B. Postorbital processes strong and well deve- 



loped. Greatest breadth of nasals equal to 



or greater than their length. (Bibs 13.) . . 3. Ph. latifrons, p. 217. 



1. Phascolomys mitchelli. 



Phascolomys mitchelli, Owen, MitchelVs Exped. Austr. ii. p. 362, 

 pi. XXX. figs. 4 to 7 (jaws and teeth) (1838) ; CHeb. Siiug. p. 670 

 (1859) ; Owen, Phil. Trans. 1872, pp. 177 & 245 et seqq. pis. xvii. 

 to xix. & xxi. (parts of skull) ; Lydekker, Cat. Foss. Mamm. B. M. 

 V. p. 152 (1887). 



Phascolomys platyrhinus, Owen, Cat. Ost. Coll. Surg. i. p. 334 (1853) ; 

 Murie, P. Z. 8. 1865, p. 853, fig. 3 (skull) ; id. P. Z. 8. 1867, p. 798 

 et seqq. pi. xxxv. (animal) ; McCoy, Tr. Boy. Soc. Victoria, viii. 

 p. 267, fig. c (nasals) (1868) ; Sreffi, Mamm. Austr. text to pi. v. 

 (1871) ; id. P. Z. 8. 1872, p. 796 ; Owm, Phil. Trans. 1872, pp. 173 

 & 241 et seqq. figs. 3, 5, & 7, pis. xix. to xxiii. & xxxiii. (skull, 

 &c.) ; id. Tr. Z. S. viii. p. 345 et seqq. pis. 1. to Ivii. (skuU) (1872) ; 

 id. torn. cit. p. 483 et seqq. pis. bcix. to Ixxiv. (skeleton) (1874) ; 

 Flow. ^ Gars. Cat. Ost. Coll. 8urg. ii. p. 698 (1884) ; Lyd. Cat. 

 Foss. Mamm. B. M. v. p. 165 (1887). 



Phascolomys latifrons, Gould, Mamm. Austr. i, pis. Ivii. & Iviii. 

 (animal) (1859) (nee Owen). 



Phascolomys niger, id. op', cit, text to pi. Ix. (1863). i 



