THE FISHES OF NEW JERSEY. 209 
pressed, and profiles similar. Snout triangular, a trifle broader 
than long. Eyea little elongate, and pupil elongate. Teeth weak. 
Mandible to tip of upper jaw a little longer than rest of head. 
Interorbital space flat. Gill-rakers about 9 + 20, long, slender. 
Scales large. Dorsal inserted at last fourth in trunk. Anal sim- 
ilar and but a trifle posterior. Pectoral 7% to ventral, which is 
inserted before dorsal a space equal to a little over base of same. 
Ventral reaching a trifle over % to anal. Color translucent green- 
ish above. A silvery band becoming as wide as length of pupil 
between dorsal and anal. Iris silvery. Lower surface of body 
pale. Length 6% inches. New Jersey. 
I have 2 examples without definite locality. The young have a 
longer beak. Reaches a foot in length. | 
Hemirhamphus roberti Bean, Bull. U. S. F. Com., VII, 1887, 
puyea7s Plig dig 16: 
Genus EuLEPTORHAMPHUS Gill. 
The Ribbon Half Beaks. 
Euleptorhamphus velox (Poey). 
Head, from tip of upper jaw, 7; depth 12; D. 11, 20; A. 1, 20; 
snout 3 in rest of head; eye 314 ; maxillary 27% ; interorbital space 
334; ventral 3%; least depth of caudal peduncle 44%. Body slen- 
der, almost band-like, much compressed and greatly elongated. 
Head compressed, sloping below so that its lower edge is very 
narrow, almost a keel. and upper surface flattened. Snout short, 
forming an equilateral triangle as viewed from above. Eye large, 
nearly circular. Mandible prolonged greatly into a slender point, 
and measured to tip of upper jaw, more than twice length of head. 
Teeth minute, in narrow bands in jaws. Interorbital space flat. 
Gill-rakers short and rather numerous. Scales deciduous, rather 
large. Lateral line low. Dorsal beginning a little behind last 
third in space between tip of snout and base of caudal, and 
anterior rays elevated. Anal similar, beginning a little behind 
dorsal. Caudal with lower lobe much longer than upper. Pec- 
toral long, falcate, and reaching a little more than half way to 
I4 MU 
