pti;roi'L's makianxl's. 179 



Ji'titink, Cut. Ost. Mamm,. p. 26:i, specimen 6.(1:887: (Tiiam); 



id.. Cat. Sijst. Mamm. p. 149 (pt.) (ISSH:- Gujim) ; Miller, Finn. 



Sf Gen. Bats, p. 58 (pt.) (1907). - 

 Pteropus keraudrenius, Temminck, Man. Mamm. i. p. 186, pi. xv. 



fig. 7 (skull, copy from Qiioy & Gaimard) (1825: Guam) ; id.., 



op. cit. ii. p. 77 (pt.) (1837 : (juam) ; Wapier, Schrehcrs Saic;., 



Suppl. i. p. 35.3 (1839: Mariannes) ; Schinz, Si/st. Verz. Siiug. 



i. ]). 12(5 (1844: Mariannes); Wagner, 8chreher's Silug., Suppl. 



V. p. GOO (1853-55: Mariannes); Fitzingcr, SB. Akad. Wieii, 



l.\. Abth. i. p. 437 (pt.) (1870: Guam). 

 Pteropus Iceraudreni, Grny, May. Zool. >.V But. ii. p. 503 (1838: 



(Juam) ; Gervai.->, Hist. Xat. ^[((mnl. i. p. 18'^, c. lig. (head) 



(1854: Guam); Peters, MB. Akad. Berlin, 1867, p. 331 (pt.) ; 



Dobsun, Cat. Cliir. B. M. p. 63 (pt.) (1878: Mariannes); 



Trouessart, liev. l^- Maij. Zool. (3) vi. p. 203 (pt.) (1879: Samoa, 



errore) ; Elera, Cat. Sist. Faun, Fili/iinas, p. 6 (pt.) (1895 : 



Mariannes) ; Omtalef, N. Arch. Ma.i. d'Hist. Nat. (3) vii. p. 14i» 



(1895: Guam; Rota; Saypan) ; Trouessart, Cat. Matiun. i. 



p. 82 (pt.) (1897 : Mariannes). 

 Pteropus keraudreusis, Oketi, Ailtj. Xatunjeseh. vii. Abth. ii. p. 990 



(1838). 

 Roussette Keraudren, Qnoij S,- Gaimard, Ann. Sci. Xat. vi. p. 111! 



(1825: Guam; " la petite ile aux Cocos ") ; Hd., J'oi/. ^Astrola/ir,' 



Zool. i. p. 80, pi. X. (1830 : anatomy). 



Diagnosis. — Similar to Pt. yapensis, but slightly larger and with 

 considerably heavier dentition. Forearm 184-13()'5 mm. H(i/>. 

 Mariannes. 



Skull and teeth. — General characters of skull as in Pt. yapcnsis, 

 but size slightly larger. Dentition on the whole decidedly heavier, 

 the increase in size being especially noticeable in p', p', and all 

 lower cheek-teeth except p^ and m^.; see measurements, p. 183. 



Colour. — Cotype no. 50, J ad., Guam, and twelve specimens 

 collected by Marche in the islands of Guam, liota, and Saypan 

 (Paris Museum). — Back and rump blackish seal-brown, slightly 

 sprinkled with silvery greyish-white hairs. — Breast, belly, and 

 Hanks seal-brown (in eotype faded to chocolate), slightly mixed 

 with silvery hairs. — Mantle and sides of neck ochraceous-buff ; 

 foreneck often as pale as sides of neck, but in some specimens more 

 or less hea\ily clouded with dark brownish. — Crown dark brown 

 mixed with buffy hairs, the dark element becoming more pre- 

 dominant on sides of head, and darkened to seal-brown on chin and 

 throat. 



Measurements. On pp. 182, 183. 



Specimens e.vamimd. Fifteen, in the collections of the Paris 

 (fourteen : Guam, llota, Saypan) and Berlin Museums (one : Guam), 

 including two cotypes of Pf. mariannvn and Pt. keraudren. 



Raufje. Marianne Island.? : Guam, llota, Saypan. 



Cotypes in the Paris and Leyden Museums. 



Pteropus mai-ianmis, Desmarest ; 1822. — Type locality, Guam 

 (voyage of the ' Uranie ') ; cotypes the same as those of Pt. 

 keraudren, Q. & G. 



J'teropus keraudren. Quov &. Gaiward ; 1*^24. — Based on four 



n2 



