95. LEPTOCALAMUS. 249 
4. Prosymna meleagris. 
Calamaria meleagris, Reimh. Vid, Selsk. Afhandl. x. 1848, p. 288 
pl. i. figs. 4-6. 
Prosymna meleagris, Gray, Cat. p. 80 (1849); Jan, Arch. Zool. 
Anat. Phys. ii. 1862, p. 55. 
Temnorhynchus meleagris, Peters, Mon. Berl. Ac. 1875, p. 198. 
, 
-Rostral very large, with angular horizontal edge; a single inter- 
nasal and a single prefrontal ; frontal at least half the width of the 
head, longer than the parietals ; loreal much longer than deep ; one 
pre- and one postocular; temporals 142; five upper labials, 
second and third entering the eye; only one pair of well-developed 
chin-shields. Scales smooth, in 15 rows. Ventrals 140-170; anal 
entire ; subcaudals 22-34. Black above each scale with a whitish 
terminal dot: uniform yellowish white inferiorly. 
Total length 270 millim.; tail 40. 
West Africa. - 
a. o (V. 140; C. 38). Lagos. Dr. J. G. Fischer. 
&. ¢ (V. 154; C. 33). W. Africa. 
5. Prosymna jani. 
Prosymna janii, Bianconi, Mem. Acc. Bologna, (2) i. 1862, p. 470, 
pl.i.; Jan, Arch. Zool. Anat. Phys. 11. 1862, p. 56, and Icon. Gén. 
48, pl. ii. fig. 1 (1876); Peters, Reise n. Mossamb. iii. p. 106 (1882). 
Upper head-shields as in P. meleagris ; two pre-and two or three 
postoculars ; temporals 142; six upper labials, third and fourth 
entering the eye. Scales keeled, in 17 rows. Ventrals 117; anal 
entire; subcaudals 32. Pale reddish brown above ; the greater part of 
the upper surface of the head and nape black, leaving a pale spoton 
each supraocular and a cordiform one on the middle of the nape 
a black cross bar on the neck, followed by a double series of bla > 
spots along the anterior two thirds of the back; yellowish wh ck 
inferiorly. 
Total length 180 millim.; tail 32. 
Inhambane, Mozambique. 
95. LEPTOCALAMUS. 
Leptocalamus, Giinth. Ann. § Mag. N. H. (4) ix. 1872, p. 16. 
Enulius (zon Cope), Bocourt, Miss. Sc. Mex., Rept. p. 586 (1883). 
Maxillary very short, not extending forwards beyond the anterior 
extremity of the palatines, with 4 or 5 small teeth, followed, after 
an interspace, by a very large, compressed, blade-like fang ; man- 
dibular teeth small, equal: teeth on palatines and pterygoids few. 
Head not or but slightly distinct from neck ; snout depressed, strongly 
projecting ; eye small, with round pupil; nostril between two nasals ; 
loreal (or loreal and prefrontal) entering the eye. Body cylindrical, 
