12 PROCEEDINGS OF THE ACADEMY OF [Feb., 



ing at head and end of tail so that long median area of similar great 

 depth. Tail tapering rather suddenly, more acuminate than head. 

 Head widest part of body, little deeper than wide, profiles similar. 

 Snout conic, width about f its length and latter slightly projects 

 beyond mandible. Eye large, impinging on upper profile, at first 

 third in head, slightly ellipsoid. Mouth large, little oblique, nearly 



Fig. 2. — Atopichthijs nuttalli Fowler. Type. 



straight in commissure, and latter reaches about hind pupil edge. 

 Teeth deciduous? (if present), as jaws at present entirely edentulous. 

 Tongue far back, little developed. Mandible shallow, rami low, 

 as seen from below rather attenuated. Nostrils small, well separated, 

 similar, anterior near snout end and posterior close before eye. 

 Interorbital moderately convex. 



Gill-opening about f in eye, inferior, nearly vertical or but slightly 

 inclined forward, and begins above nearly opposite and close before 

 pectoral origin. 



Body naked, smooth, myomeres distinct. 



Vertical fins low, continuous around caudal, latter very small, 

 short and scarcely developed or less than | in eye. Dorsal begins 

 behind head a space about equal to eye and postocular region of 

 head. Anal begins about first § in total length. Pectoral well 

 developed, rather high. Vent not distinct, apparently close before 

 anal. 



Color in alcohol uniform pale brownish, and no dark chromato- 

 phores "evident now, if ever present in life. 



Length 5\1- inches (146 mm.). 



Type No. 1,042, A. N. S. P. Hawaiian Islands. Thomas Nuttall. 



Only the type known. This is evidently a young apodal fish, 

 possibly of Leptocephalus or some allied genus. I have not been 

 able to locate it among any of the numerous forms described, as it 

 differs in the combination of characters expressed in the above 

 description. 



(Named for Thomas Nuttall, from whom it was obtained many 

 years ago.) 



MTJR^ENESOCIDiE. 

 Muraenesox savanna (Cuvier). 



An example 40 inches long from Santo Domingo, West Indies. 



