488 



SILUKlDiE. 



inner border with strong retrorse spines. Ventrals not reaching anal. 

 Caudal forked, lower lobe the longer. Caudal peduncle 1| times as 

 long as deep. Skin villose. Dark brown, with small round black spots 

 on the anterior parts. 



Total length 1 90 millim. 



Congo (Stanley Pool). 

 1. Type. Kinshassa. M. A. Greshoff (C.) ; Utrecht 



University Museum (E.). 



2. EUCHILICHTHYS ROYAUXI. 

 Bouleng. Ann. Mus. Congo, Zool. ii. p. 4fj, pi. xiii. (1902). 



Depth of body about § its greatest width, 5| to 6| times in total 

 length. Head large, much depressed, covered with soft skin, a little 

 longer than broad, its length 3 to 3f times in total length; snout 



Fig. 365. 



EucMlichtliijs rotjauxi. 

 Type (A. M. C). \. 



broadly rounded, nearly twice as long as postocular part of head ; 

 nostrils nearer end of snout than eye, the diameter of which is 5 to 

 7 times in length of head, 2 to 3 times in interocular width ; buccal 

 cleft straight, about \ length of head ; mandibular teeth truncate or 

 feebly notched ; lateral barbel \ length of head, posterior about \ 



