147 



A. Murray, Esq. (P.J. 

 Miss Kingsley (C). 

 H. Ansell, Esq. (P.). 



4. TETRODON MIURUS. 

 Bouleng. Ann. Mus. Congo, Zool. ii. p. 55, pi. xv. fig. 4 (1902). 



Head as long as broad, its length 2^ times in total length. Snout 

 obtusely pointed, 2^ to 3 times as long as eye, which is contained 6 or 7 

 times in length of head, and directed upwards ; interorbital region flat 

 or slightly concave, 2^ to 3 times in length of head; no nostril, but 

 two nasal tentacles on each side, not measuring more than J diameter 

 of e)e. Dorsal rounded, 9-10. Anal rounded, 8-9, opposite dorsal. 



Fiff. 100. 





Tetrodon miurus. 

 Type (A. M. C). 



Pectoral rounded-subtruncate, a little more than ^ length of head. 

 Caudal rounded, |, or a little more than ^, length of head. Caudal 

 peduncle little longer than deep, not more than ^ length of head. Head 

 and body with minute spines, except on snout and on caudal region ; 

 lateral-line system represented by very distinct furrows. Dark grey or 

 brown above, dotted or spotted with black ; fins and lower parts white. 



Total length 100 millim. 



Congo.— Types in Congo Museum, Tervueren. 



1. One of the types. 



2. Ad. 



3. Skel. 



4. Hgr. 



5-6. Ad. 



Banzyville, Ubangld. 

 Stanley Falls. 



Kinshassa, Stanley Pool. 



Sankurn R., at Kondne, 

 Kasai. 



Ca[)t. Royaux (C). 

 Dr. C. Christy (C.). 



M. A. Greshoff (C.) ; 



Utrecht University (E.). 

 M. E. Luja (C.) ; 



Luxemburg Museum (P.). 

 l2 



