FRESH- WATER FISHES, BATRACHIAXS, AND REPTILES. 233 



hexagonal, slightly widened anteriorly ; frontoparietals broader 

 than long ; four equal pai-ietals with a small hexagonal inter- 

 parietal between them ; a row of six short occipital spines ; 

 temporals large, keeled ; four or five small temporal spines ; 

 four supraoculars ; three or four supraciliaries ; lower eyelid 

 opaque; loreal and pr^tocular large; three suborbitals; 

 rostral nearly three times as broad as deep ; seven upper 

 labials, Sym])hysial forming a very open angle posteriorlv ; 

 six lower labials, bordered below by five large shields ; small 

 irregular chin-shields; gular scales small, obtusely keeled; 

 larger keeled scales under the neck ; sides of neck with small 

 erect spines. Dorsal scales forming regular transverse series, 

 obtusely keeled on the back, spinose on the sides ; about 40 

 transverse series of about 20 shields between the well-marked 

 lateral folds. Ventral s quadrangular, mostly In-oader than 

 long, outer keeled, others smooth ; 14 longitudinal series. A 

 pair of feebly enlarged preanal plates, with smaller ones in 

 front and on the sides. Limbs above with large spinose 

 imbricate keeled scales; 12 femoral pores on each side, with 

 3 or 4 rows of callose scales in front of them. Tail with 

 whorls of large, strongly keeled, spinose scales, separated 

 from each other by whorls of smaller scales. Dark brown 

 above, with small yellow black-edged s]3ots forming more or 

 less regular transverse series on the body ; lower parts pale 

 broAvn, lower lip and throat spotted or marbled with darker. 

 Total length . . .270 millim. 



Head .... 33 „ 

 AVidth of head . . .27 



Body . . . . 77 „ 



Fore limb . . .43 



Hind limb . . 60 ., 



Tail . . . .160 ,' 



Two male specimens from Ubombo, Zululand. 



(xerrhosaurus grandis .s^^. n. (PL XXXYI.) 

 Form stout, head and body much depressed. Head a little 

 longer than broad. Head-shields rugose ; frontonasal as lono- 



