31 



Bogadjim, Bongu, Astrolabe Bay, Sattelberg 800 M., Bara 

 Bara, Albert Edward Range 6000 feet, Dinawa in Owen Stanley 

 Range, Milne Bay, St. Joseph river); Schouten Islands (Mysore). 



Subfamily Boinae. 

 5. Enygrus Wagler. 



(Wagler, Syst. Amph. p. 166, 1830). 



Head distinct from neck, covered with small scales; eye 

 with vertical pupil; praemaxillary without teeth; anterior teeth 

 large, posterior small. Body compressed, covered with keeled 

 scales. Tail short, prehensile; subcaudals single. 



Distribution. Moluccas; New Guinea; Polynesia. 



Key to the I n do- Australian species. 



A. Two or three labials entering the eye 1. E. cariiiatus p. 31. 



/>\ A series of suboculars. 



1. Subcaudals 14 — 22 2. E. asper p. 32. 



2. Subcaudals 50 — 62 • 3- -^^. australis p. 33. 



I. Enygrus carinatus (Schn.). 



Boa carinata^ Schneider, Hist. Amph. 11 1801, p. 261. 

 Enygrtts carina/ns^ Boulenger, Cat. Sn. 1 1S93, p. 107 (s. syn.). 



Snout very prominent, obliquely truncate; canthus rostralis 

 angular; rostral more broad than deep, not visible from above; 

 sometimes some supraocular scales enlarged; head with small, 

 irregular scales, with small tubercles or short keels, five to 

 ten scales between the eyes on the forehead; eye bordered 

 by 10 — 14 scales; ten to thirteen upper labials, two or three 

 entering the eye. Scales in 33 — 43 rows, all strongly keeled, 

 the keels forming straight lines; ventrals 160 — 200 ; anal entire; 

 subcaudals 38 — 56. 



Yellowish or pale reddish-brown above with dark brown 

 markings. Length of head and body 790 mm,; tail no mm. 



Habitat: Celebes (Minahassa); Sangir Islands; Salibabu 

 Islands!; Halmahera!; Ternate!; Batjan!; Ceram!; Ambon!; 

 Haruku!; Saparua!; Banda; Goram; Timor Laut; Misol; Batanta; 

 Salawatti; New Guinea (Jobi, Rubi, Dorei, Sorong, Andai, 

 Mansinam, Djamna Island, Wendesi, Mawes, Humboldt Bay, 

 Tanah Merah Bay!, Kaiserin-Augusta or Sepik river!, Mimika 

 river, Lorentz river, Tami, Bongu, Bogadjim, Simpsonhafen, 



