1 28 PROCEEDINGS : BOSTON SOCIETY NATURAL HISTORY. 
slightly trenchant just before spinous dorsal, other body edges rounded 
convexly. Caudal peduncle compressed, least depth I3- its length. 
Head moderately large, compressed, upper profile more inclined 
than lower and flattened sides very slightly approximated below. 
Snout short, convex, length f its width. Eye large, rounded, near 
upper profile, and its center near first f in head. Mouth small, jaws 
about even when closed. Lips rather thin, minutely papillose. 
Premaxillaries protractile. Maxillary short, upper portion entirely 
sheathed below broad preorbital, and extended back opposite front 
eye edge. Bands of simple close-set conic teeth in jaws, anteriorly 
Fig. 5. — Orthopristis kendaUi, sp. nov. 
or in middle of jaws larger. Inner buccal membranes moderate, 
papillose. No vomerine nor palatine teeth. Tongue smooth, de- 
pressed, rounded, and free in front. Nostrils together, close before 
upper front edge of eye. Interorbital slightly convex. Hin"d pre- 
opercular edge, and around lower corner, finely denticulate. Supra- 
scapula with denticulate edge. 
Gill-opening extends forward nearly opposite front edge of pupil. 
Rakers 7 -f 13, lanceolate, f length of gill-filaments, and latter 2 in 
eye. Pseudobranchiae large as gill-filaments. 
Scales rather large, finely ctenoid, above lateral line in series paral- 
