188 Mr. G. A. Boulenger on a new 



blackish streaks across tlie dorsal ; large symmetrical black 

 markings on tlie caudal ; all these markings very similar to 

 those ot Paraphago rostratus. 



Two specimens, 60 mm. long, were found by Mr. Bates in 

 the Bumba lliver at Assobam. A larger specimen (110 mm,) 

 from the Ubaiighi^ preserved in the Co:igo Museum at 

 Tervueren belongs to the same species. I had previously 

 referred it to Mesoborus crocodilus. 



Clarias jaensis. 



Depth of body about 6 times in total length, length of 

 liead 3^ to 3| times. Head 1? times as long as broad, 

 smootli or very feebly granulate above ; occipital process 

 obtusely pointed; frontal fontanelle sole-shaped, ^ length of 

 liead ; occipital fontanelle small, in advance of occi})ital 

 process ; eye very small, 4 to 4^ times in length of snout, 

 7^ to 8 times in interorbital width, which equals width of 

 mouth and ^ length of head ; band of prgemaxiliary teeth 

 6 times as long as broad ; vomerine teeth granular, forming 

 a crescentic band which is as broad as the prsemaxillary band ; 

 nasal barbel ^ to | length of head ; maxillary barbel not 

 quite as long as head, reaching middle of pectoral fin ; outer 

 mandibular barbel f to | length of head, inner 4 to |. 23 

 gill-rakers on anterior arch. Clavicles hidden under the skin. 

 Dorsal 85-90, its distance from occipital process ^ length of 

 head, its distance from caudal 2 diameters of eye. Anal 65- 

 70, its distance from caudal ]|- to 2 diameters of eye. 

 Pectoral not quite | length of head, the spine smooth and f 

 the length of the fin. Ventral 1^ times as distant from 

 caudal as from end of snout. Caudal a little less than -^ 

 length of head. Dark brown above, white beneath. 



Total length 450 mm. 



To be placed between C. platycephalus, Blgr., and 

 C. carsoni, Blgr. 



Two specimens from the Ja River at Bitye. 



XXI. — Description of a new Lizard of the Genus Acantho- 

 dactylus from ISyria. By G. A. Boulengee, F.R.S. 



(Published by permission of the Trustees of the British Museum.) 



During a recent collecting-trip to Syria, M. Henry Gadeau 

 de Kerville brought together a large and interesting series of 

 of Reptiles, which he has submitted to me for identification, 



