354 COLUBRID.E. 
pits, in 23 to 27 rows; scales on three or four lateral rows oblique 
and with more or less distinctly serrated keels ; ventrals rounded. 
Tail moderate ; subcaudals in two rows. 
Tropical and South Africa. 
Skull of Dasypeltis scabra. 
1. Dasypeltis scabra. 
Coluber scaber, Linn. Mus, Ad. Frid. p. 36, pl. x. fig. 1 (1754), and 
S. N. i. p. 384 (1766); Merr. Beitr. Nat. Amph. i. p. 34, pl. ix. 
(1790) ; Daud. Rept. vi. p. 263 (1803). 
ye palmarum, Leach, Tuckey’s Explor. R. Zaire, App. p. 408 
(1818). 
Anodon typus, Smith, Zool. Jowrn. iv. 1829, p. 443. 
Rachiodon scaber, Jourdan, Le Temps, 18. 6. 1833 (?); Dum. & 
Bibr. vii. p. 491, pl. Ixxxi. fig. 3 (1854); Jan, Elenco, p. 106 
(1863), and Icon. Gén. 39, pl. ii. fig. 4 (1872). 
Tropidonotus scaber, Schleg. Phys. Sep. ii. p. 828, pl. xii. figs. 12 & 18 
(1837); Reink. Vidensk. Selsk. Skrift. x. 1848, p. 265, pl. i. fig. 24, 
Dasypeltis inornatus, Smith, Ill. Zool. S. Afr., Rept. pl. xxiii. 
(1842). 
scaber, Smith, 1. e. 
fasciatus, Smith, l. c.; Peters, Mon. Berl. Ac. 1864, p. 644. 
Deirodon scaber, Owen, Odontogr. p. 220 (1845). 
Dipsas carinatus, Hallow. Proc. Ac. Philad. ii, 1845, p. 119, & 
1857, p. 69. 
