52. psEUD.vsi'is. 373 



Scales in 15 rows. Ventrals 224; anal entire; subcaudals 86. 

 Dark bi*own above with three white stripes ; upper head-shields 

 edged with white ; upper lip, outer row of scales, and lower surfaces 

 white. 



Total length 3G0 niillim. ; tail 80. 



Habitat unknown. 



a. $ (V. 224 ; 0. 86). ? Ilaslar Collection. (Type.) 



52. PSEUDASPIS. ^^ 



Diiberria, part., Fitzing. X. Clast. liepf. p. 29 (1826). 



CoUiber, part., Schhuj. Phys. >Serp. ii. p. 12o (1837). 



Coronella, part., Dum. ^- Bibr. Erp. Gen. vii. p. 007 (1854) ; Giinth. 



Cut. Col. Sn. p. 34 (1858) ; Jan, Arch. Zool. Anat. Phys. ii. 1863, 



p. 236. 

 Pseuda.spi3, Cope, Proc. Ac. Pldlad. 1864, p. 168. 

 Cadmus {non Bory), Thouh. Cat. liopt. As. Sac. Mm. p. 58 (1868). 



Maxillary teeth 12 to 14, posterior longest; anterior mandibular 

 teeth much longer than the po.sterior. Head slightly distinct from 

 neck ; eye moderate or rather small, with round pupil. luternasal 

 entering the nostril. Body cylindrical ; scales smooth, with apical 

 pits, in 27 to 31 rows; ventrals rounded. Tail moderate; sub- 

 caudals in two rows. 



South Africa. 



1. Pseudaspis cana. 



Coluber canus, Linn. Mas. Ad. Frid. i. p. 31, pi. xi. fig. 1 (1754), 



and S. N. i. p. 382 (1766) ; Merr. Beitr. Nat. Aniph. i. p. 27, pi. ix. 



(1790); Daud. Kept. vi. p. 3.39 (1803); ScJdey. Phys. Serp. ii. 



p. 155, pi. vi. tigs. 7 & 8 (1837) ; Smith, III. Zool. S. Afr., Rept. 



pis. xiv.-xvii. (1842). 

 Duberria cana, Fitziny. N. Class. Rept. p. 55 (1826). 

 Corouella caua, Dum. ^- Bibr. vii. p- 613 (1854) ; Gihith. Cat. p. 40 



(1858) ; Jan, Arch. Zool. Anat. Phys. ii. 1863, p. 253. 

 Pseudaspis caua, Cope, Proc. Ac. Philad. 1864, p. 168. 

 Cadmus cuneiformis, Thcob. Cat. Rept. As. Soc. Mus. 1868, p. 58, 



and Cat. Rept. Brit. lad. p. 163 (1876). 

 Coronella pliocarum, Giinth. Proc. Zool. Soc. 1872, p. 836. 



Snout rather prominent, with angular canthus rostralis and ver- 

 tical slightly concave lores ; rostral considerably deeper than broad, 

 the portion visible from above about half as long as its distance from 

 the frontal ; suture between the internasals as long as or longer than 

 that between the pnefrontals ; frontal as long as or longer than its 

 distance from the end of the snout, as long as or longer than the 

 parietals ; loreal longer than deep ; one pra^ocular ; two or three 

 postoculars, and a subocular separating the fifth labial from the eye ; 

 temporals 2 + 3 or 3 + 4; seven upper labials, fourth entering the 

 eye ; five or six lower labials in contact with the anterior chin- 

 shields, which are longer than the posterior. Scales in 27 to 31 

 rows. Ventrals 175-212; anal divided; subcaudals 50-70. Young 



