NO. 2294. 



FISHES FROM WEST AFRICA— FOWLER. 



271 



outer. Front nostril close to upper jaw edge, simple pore, about 

 first fifth in snout length. Hind nostril close behind nasal barbel, 

 or about midway in snout profile. Interorbital broadly convex. 

 Occipital process long narrow ridge about two-thirds to dorsal 

 origin, and meets dorsal buckler. 



Gill-opening well forward or about to last fourth of snout in profile. 

 Rakers 5-1-11, lanceolate, about three-fourths of filaments and latter 

 one and one-half in eye. 



Bones of head all covered with thin skin and with rather weak 

 striae. Humeral process about 2f pectoral spine, with a few striae. 

 Lateral line complete, midway along side, deflected from caudal 

 base downward. 



Dorsal inserted about first third between mandible tip and caudal 

 base, compressed slender spine with front edge smooth, and about 

 20 antrorse serrae on hind edge; first ray, 1| in head. Adipose fin 



Fig. 12.— Eutropius eclipsis. 



inserted about last twx)-fifths in space between depressed dorsal tip 

 and caudal base, about long as eye. Caudal deeply forked (dam- 

 aged), apparently with slender sharply pointed subequal lobes, 

 both little longer than head. Anal inserted about midway between 

 mandible tip and last anal ray base; front rays slightly longer or 

 fourth branched about 2 in head. Pectoral not quite to ventral; 

 spine hke that of dorsal and hind edge with 18 antrorse serrae. Ven- 

 tral insertion falls about opposite fourth dorsal ray base; fin small 

 and reaches but httle beyond front of anal. Vent close before anal. 



Color in alcohol brown above, paler below on head, belly, and 

 trunk, and silvery-white tinge along body below lateral Ime and 

 above long anal. Fins and barbels all pale. Iris pale straw color. 

 Above pectoral large dusky blotch, entirely before dorsal, and its 

 extent about H eye-diameters. Anal with an inconspicuous median 

 longitudinal streak, its entire length, formed of minute dusky dots. 



Length, 185 mm. (Caudal tips damaged.) 



