PHRACTUEA. 



503 



4. PHRACTURA INTERMEDIA, sp. n. 

 Depth of body 8 to 10 times in total length, length of head 5 to 5|- 

 times. Head 1 ^ times as long as broad, rugose above, covered with thin 

 skin ; snout % length of head, obtusely pointed, projecting a little beyond 

 mouth ; space between the two nostrils equally distant from end of snout 

 and from eye ; latter directed upwards, 6 to 7 times in length of head, 

 twice in interocular width ; maxillary barbel ^ length of head, mandi- 

 bulars shorter. Occipital process 2 to 2\ times as long as broad, 

 widely separated from interneural shield. Dorsal I 6; first ray as long 

 as or a little longer than head ; second dorsal very small, above last 

 rays of anal. Anal II 7-8. Pectoral as long as or a little longer than 

 head, not reaching ventral ; latter reaching origin of anal or a little 



Pliractura intermedia. 

 Type. 



beyond. Caudal with crescentic notch. Caudal peduncle depressed, § 

 to f total length. Head and body often covered with wart-like tubercular 

 papilla?. 24-26 dorsal and 17-19 ventral scutes, very narrow on 

 the body, larger on caudal peduncle (11 or 12 last), which has a very 

 narrow naked strip on the side. Brownish above, usually speckled with 

 darker, and with three or four more or less regular dark bars across the 

 back, one or two blackish bars on the dorsal and on the anal, and 

 usually a blackish spot on the pectoral and on the ventral ; usually a 

 blackish blotch on each lobe of the caudal. 



Total length 95 millim. 



Soiith Cameroon. 



1-10. Types. 

 11. Skel. 

 12-14. Types. 

 15-17. Types. 

 18. Type. 



Ja R. at Bitye. 



Libi R., affl. o£ Ja R. 

 Kribi R. 

 Nyong R. 



G. L. Bates, Esq. (C). 



