ANCHARIUS. 



579 



Fig. 293. 



1. ANCHARIUS FUSCUS. 

 Steind. 1. c. pi. iii. fig. 3 & pi. iv. ; Sauv. 1. c. pi. xlvii. A. fig. 2. 



Depth of body 3§ times in total length, length of head 3^ times. 

 Head nearly as long as broad, rugose, granulate from between the eyes 

 to the extremity of the occipital process, which is longer than broad and 

 in contact with the small, likewise granulate, 

 interneural plate ; snout broadly rounded, 

 twice as broad as long, f length of head ; 

 nostrils near end of snout ; eye rather small, 

 8 times in length of head, 3 times in inter- 

 orbital width ; mouth wider than interorbital 

 region. Maxillary barbel as long as head, 

 reaching extremity of humeral process ; outer 

 mandibular barbel about f length of head, 

 Humeral process twice as 



inner about § 



•la-gS 



Ancharius fuscus. 

 Type, after Steindachner (I. c). §. 



long as eye, pointed, granulate. Dorsal I 7, nearer end of snout than 

 root of caudal; spine strong, nearly as long as head, granulate in 

 front ; adipose dorsal 4 times as long as deep, 4 times as long as its 

 distance from rayed dorsal, narrowly separated from caudal. Anal 17. 

 Pectoral slightly longer than head, extending to root of ventral, its spine 

 similar to that of dorsal, but serrated on inner side. Ventral midway 

 between eye and caudal. Caudal deeply forked. Caudal peduncle short. 

 Dark purplish brown above, lighter beneath. 



Total length 190 millim. 



Tohizona, Madagascar. — Type in Vienna Museum. 



