112 NASALIS 



Schreb., Saugth. Suppl., V, 1855, p. 35 ; Selenka, Stud. Entw. 



Tier. Menschens-Aff., 1900, Achtes Heft, pp. 189-191, figs. 



25, 26, and A to G. 

 Nasalis recurvus Vig. and Horsf., Zool. Journ., IV, 1828-29, p. 



109, fig. juv. ; Martin, Proc. Zool. See. Lond., 1837, p. 71. 

 Semnopithecus larvatus Fisch., Syn. Mamm., 1829, p. 16; Mar- 

 tin, Mammif. Anim., 1841, p. 453, figs. 279, 280-282. 

 Rhynochopithecus ( !) nasalis Dahlb., Stud. Zool. Fam. Reg. 



Anim. Nat., fasc. I, 1856, p. 93, tab. II. 

 Semnopithecus (Nasalis) larvatus Anders., Zool. Exped. Yunnan, 



1878, p. 42; Id. Cat. Mamm. Ind. Mas. Calc, Pt. I, 1881, 



p. 56. 

 Semnopithecus nasicus Pryor, Zoologist, 1881, p. 398; Jent., Notes 



Leyd. Mus., 1897, p. 35. 



PROBOSCIS MONKEY. 



Type locality. Borneo. 



Geogr. Distr. Island of Borneo. 



Color. Top of head light ferruginous; back of neck, back, sides, 

 arms to elbow cinnamon rufous; sides of head and neck, chin, throat, 

 and under parts bright pinkish buff ; forearms bufTy white ; rump 

 white ; thighs pale reddish, grading into buff tinged with red on legs ; 

 tail white, tip black ; face and nose flesh color ; hands and feet buflfy 

 white. 



Measurements. Skull : total length, 135 ; occipito-nasal length, 

 111 ; Hensel, 96; intertemporal width, 45 ; zygomatic width, 95 ; median 

 length of nasals, 24 ; palatal length, 45 ; length of upper molar series, 

 33; length of mandible, 94; length of lower molar series, 45.5. 



This extraordinary monkey is restricted to the Island of Borneo, 

 where it dwells in the vast forests growing in or near water. Very 

 little is known of its habits as it has only been met with by the few 

 travellers who have seen it as they passed along the rivers. It is 

 strictly arboreal and goes in small troops, and is known to the natives 

 as Blanda or Rasong. There seems to be but one species of this 

 monkey, at all events, among the considerable number of examples I 

 have examined at various times, there existed a constant uniformity 

 of color and markings. It is true that a Mr. Pryor, (1. c.) writes of a 

 monkey he obtained on the Island of Balhalla, near Sandaken Bay, 

 which he described as resembling a 'picture' of Pygathrix nem^us, 

 but which had a nose as large as the Proboscis monkey. It was "three 

 feet eight inches high, about as big as the smaller species ( ?) of 

 orang-outan, strongly built, and with a determined expression." I have 



