304 



PROCEEDINGS OF THE ACADEMY OF 



[June, 



width. Snout broad, blunt when viewed above. Mouth broad and 

 symphysis with a knob fitting in a cavity of upper jaw. Mandibular 

 angle broadly obtuse. Tongue small, as usual rather far back, flattened, 

 a little thick and only edges free. Interorbital space broad and a little 



Fig. S. — Curimata schomhurgkii (Giinther). 



elevated convexly, not especially flattened medianly. Gill-opening 

 forward till not quite opposite posterior margin of pupil. Upper cleft 

 of gill-opening extending forward f in length of head. Gill-rakers 

 10? + 32?, small short rudimentary-like weak filaments. Gill-filaments 

 about 2 in eye. Isthmus a little broad and triangular. Scales more 

 or less adherent, passing over ventral keel and ridge before dorsal. 

 Scales on chest a little smaller than those on breast. Base of ventral 

 inside with a broad scaly flap. Vent close to anal. Color in alcohol 

 brassy-brown. Length 4f inches (caudal damaged). 



Two examples from Surinam, larger described above. Dr. Hering. 

 The smaller example is in better preservation. It shows: Head 2^; 

 depth 2f ; D. iii, 8; A. iii, 9, i; scales 54 in lateral line to base of caudal, 

 and 4 more on latter; snout 3f in head; eye Sf; pectoral 1|; ventral 



