riEROPrs p.jELAPacx. 301 



57. Pteropus pselaphon, Lay. 

 Pteropus pselaplion, Dobson, Cat. Cliir. B. M, p. 26. 



Pterojnis pselaphon, Lutj, Zool. Journ. iv. p. 457 ("1829; Bonin Is. ; 

 liabits) ; Anumjmous [? Vigors 8c Gould], Cat. An. Mus. Zool. Sue. 

 ]). 11, no. 163 (1829 : Bonin) ; Lesson, Hist. Nat. Mamm. (Compl. 

 linffon) V. p. 51 (1836: Bonin); Temnwick, Mon. Mamm. ii. 

 p. 70, pi. xxxvi. tips. 9, 10, 11 (skull), pi. xxxvii. (animal) 

 ( 1837: Bonin) ; Waterhoiise, Cat. Mamm. Mm. Zool. Soc. p. 13, 

 no. 106 (1838 : Bonin) ; Oken, Albj. Natun/. vii. Abtli. ii. p. 990 

 (1838: Bonin); Waterh. Suppl. Cat. Mamm. Mus. Zool. Soc. 

 p. 3, no. lOG (1839) ; J. Richardson, Zool. Bevchey, Mamm. 

 p. 11, pi. ii. (animal) (1839 : Bonin ; note on habits and anatomv, 

 by Collie) ; Temminck, Tijd. Nat. Gesch. v. pt. 4, p. 282 (1839 : 

 Japan) ; Warpier, S'-'kreber's Sdut/., Suppl. i. p. 350 (1839 : Bonin) ; 

 Temminck, Fauna Jnpon , Mmnm. p. 13 (1842 : Bonin) ; Lesson, 

 N. Tahl. R. Anim., Mamm. p. 13, no. 17.5 (1842: Bonin); 

 Gray, List Mamm. B. M. p. 37 (1843 : Bouin) ; Schinz, Syst. 

 Verz. Seiiii/. i. p. 124 (1844: Boniu) ; Gray, Zool. ' Samarang,' 

 Tcrf. p. 34 (1849: Bouin) ; Wagner, Schreber's Siiiif/., Suppl. v. 

 p. .598 (1S53-55: Bonin); Giehel, Sditg. p. 997 (18.55: Bonin); 

 Si-hler/el, Dierkumle, i. p. 53 (1857 : Bonin) ; Gerrard, Cat. Bones 

 Mamm. B. M. p. 57 (1862: Boniu) ; Beters, MB. Akad. Berlin, 

 1867, p. 323 (Bonin) ; Fitzinger, SB. Akad. Wien, Ix. Abth. i. 

 p. 4.30 (1870: Bonin); Dobson, Cat. Chir. B. M. pp. 26, 30 

 (1878: Bonin); Trouessart, Reo. ^- Mag. Zool. (3) vi. p. 204 

 (1879: Bonin); id., Ann. Sci. Nat. (6) Zool. vui. Art. 12, 

 p. 16 (1879: remarks on distr.) ; Jentink, Ctt. Ost. Mamm. 

 p. 253 (1887 : Bonin) ; id., Cat. Syst. Mamm. p. 1.39 (1888 : 

 Bonin); Ttickerman, Jonrn. Morph. Boston, iv. pp. 170, 193 

 (18!tl : tongue-structure) ; P. L. Sclater, P. Z. S. 1893, pp. 782, 

 10.59 (Bonin); Trouessart, Cat. j1/r/»i?n. i. p. 78 (1897 : Bonin); 

 Miller, Fam. ^- Gen. Bats, p. 58 (1907). 



Pteropus (Spectrum) pselaphon, Matschie, Megachir. p. 27 (1899 : 

 Bonin) ; Trouessart, Cat. Mamm , Suppl. p. 53 (1904: Bonin). 



Pteropus ursinus, Temminck {ex Kittlitz, MS.), Mon. 3Iamm. ii. 

 p. 70, footnote (1837 : Bonin) ; Gervais, Hist. Nat, Mamm. i. 

 p. 188 (1854: Bonin); Matschie, Megachir. pi. ix. figs. 1, la, 

 1 b (skull) (1899 : Bonin). 



Pselaphon ursinus, Gray. Cat. Monk. ^-c. p. 110 C1870: Bonin); 

 Seitz, Mitth. D. Ges. Naturk. Ostasiens, v. p. 364 (1892 : Boniu). 



Diagnosis. — Cranial rostrum short and stout ; coronoid high 

 and steeplj' ascending. Dentition unusually heavy ; cinguhira of 

 incisors and canines strongly developed ; large posterior ledges to 

 cheek-teeth above and below ; i.^ and p^ large ; a generally well- 

 marked transverse depression in inner longitudinal ridge of m^. 

 Ears short, half exposed. Tibia densely furred : feet hairy above. 

 Fur long, dense, seniierect on back. Seal-brown (or dark vandyck- 

 brown) above and beneath, more or less sprinkled with long, coarse, 

 glossy greyish-white hairs ; mantle not differing in colour. External 

 dimensions below medium : forearm 132'5-141 mm. JIab. Bonin 

 and Volcano Is. 



Sk}iU (fig. 15). — Eostrum very short and stout ; length from 

 front of orbit to tip of nasals equal to or smaller than maxillary 



