95. LEPIOCALAMUS. 249 



4. Prosymna meleagris. 



Calamaria meleagris, Reinh. Vid. Selsk. Afhandl. x. 1843, p. 238, 



pi. i. figs, 4-6. 

 Prixsymna meleagris, Gray, Cat. p. 80 (1849) ; Ja7i, Arch. Zvol. 



Aiiat. Fkys. ii. 1862, p. So. 

 Temnorhynchus meleagris, Peters, Mon. Berl. Ac. 1875, p. 198. 



Rostral very large, with angular horizontal edge ; a single inter- 

 nasal and a single praefrontal ; frontal at least half the width of the 

 head, longer than the parietals ; loreal much longer than deep ; one 

 prae- and one postocular ; temporals 1 + 2 ; live upper labials, 

 second and third entering the eye; only one pair of ■well-developed 

 chin-shields. Scales smooth, in 15 rows. Yentrals 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. S (V. 140 ; C. 33). Lagos. Dr. J. G. Fischer. 



b. (J (V. 154; C. 33). W. Africa. 



5. Prosymna jani. 



Prosymna janii, Bianconi, Mem. Ace. Bolor/na, (2) i. 1862, p. 470, 

 pi. i. ; Jan, Arch. Zool. Anat. Fkys. ii. 1862, p. 56, and Icon. Gen. 

 48, pi. ii. fig. 1 (1876) ; Peters, Reise n. Mossamh. iii. p. 106 (1882). 



Upper head-shields as in P. meleagris ; two prae- and two or three 

 postoculars ; temporals 1 + 2; six upper labials, third and fourth 

 entering the eye. Scales keeled, in 17 rows. Yentrals 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 spotou 

 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 ^^ 

 inferiorl}'. 



Total length ISO millim. ; tail 32. 



Inhambane, Mozambique. 



95. LEPTOCALAMUS. 



Leptocalamus, Giinth. Ann. ^- Mag. N. H. (4) ix. 1872, p. 16. 

 EnuUus {non Cope), Bocourt, Miss. Sc. Me.v., Rept. p. 536 (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 pnTfrontal) entering the eye. Body cylindrical, 



