339 



base, without distinct ridges; i8 upper and 15 lower teeth on 

 each side; mandibular symphysis extending to the fourth tooth; 

 interorbital region broad, with a median longitudinal ridge. 

 Two pair of postoccipital scutes in a transverse series; four 

 large nuchals in a square, with a smaller one on each side. 

 Dorsal shield separated from nuchal, formed by 16 transverse 

 and 4 or 6 longitudinal series of bony scutes, strongly keeled ; 

 one or two longitudinal series of small scutes on each side. 

 Fingers with a short web, outer toes broadly webbed; a serrated 

 fringe on the outer side of the hind limb; scales on the limbs 

 strongly keeled. Tail strong, crested. 



Dark olive above, spotted with black. Total length 1.38 M. 

 and more. 



Habitat: Java!. — Siam; Cambodja. 



Rare. 



3. Crocodilus palustris Lesson. 



Crocodiliis palustris^ I^esson, in Belang. Voyage Ind. Or. Zool. 1834, p. 305. 

 Crocodilus palustris^ Boulenger, Cat. Chel. 1889, p. 285 (s. syn.). 



Snout one time and one third to one time and a half as 

 long as broad at the base, without ridges; 19 upper teeth on 

 each side, five teeth in each praemaxillary; mandibular sym- 

 physis extending to the fourth or fifth tooth. Two pair of 

 postoccipital scutes in a transverse series; four large nuchals 

 in a square, with a smaller one on each side. Dorsal shield 

 separated from the nuchal, formed by 16 or 17 transverse and 

 4, rarely 6, longitudinal series of bony scutes, which are united 

 by suture to one another in a transverse series. Fingers webbed 

 at the base; outer toes broadly webbed; a serrated fringe on 

 the outer side of the hind limb; scales on the limbs keeled. 



Dark olive or blackish above. Young specimens pale olive, 

 spotted with black. Total length 5 M. or more. 



Habitat: Java!. — Malay Peninsula; Burma; India; Ceylon. 



The Mugger is a rare crocodile in the Indo-Australian region. 



