9G0 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY IV. 
anal. Head 3|; depth 4. D. XIII, 17 ; A. 19; L. 4 inches. Monterey 
to Cape San Lucas. 
(Blennius gentUls Girard, Proc, Acad. Nat. Sci. Pliila. 1854, 149: Blennius gentilis 
Giiutbcr, iii, 217: BJennius gentilis Steind. Ichth. Beitr. v, 1,50, 187(5; Jordan, Proc. 
U. S. Nat. Mns. 1882, 350; not Iscsthes gentilis of the present work, page 757, which is 
Isesthes gilberti.) 
Page 758. After Isesthes punctatus add: 
1 156 (6). I. Iientzi (Le S.) J. & G. 
Light blnish-ash, mixed with rufous, with numerous irregular black 
and rufous spots; dorsal black, with whitish spots ; soft dorsal with 5 
dark bands ; ventrals blackish, with pale bands ; caudal with 3 or 4 
dark bauds. Body little elongate; snout very short, but not vertically 
truncate; eyes above angle of mouth, placed high; gill-slit extending 
from level of base of pectoral fins to height of eye ; teeth equal ; dorsal 
slightly depressed in the middle; pectorals large; a short cirrus above 
each eye and a smaller one over each nostril. Depth 3^ (in total). D. 
XI, 14 ; A. 16. Charleston Harbor, South Carolina. {Le Sueur.) 
{Blennius hentz Le Sueur, Journ. Acad. Nat. Sci. Phila. iv, 363, 1825.) 
1 E 56 (c). I. ioBitlias J. &■ G. 
Clear olive-green with traces of darker bars, everywhere densely 
freckled with small round blackish spots, smaller than the pupil, these 
very small on sides of head ; a golden area behind eye, followed by a 
blackish crescent ; two dark bars separated by a yellowish area below 
eye ; fins all olive-green. Body rather deep. Head short, but less blunt 
than in I. punctatus. Mouth small, the maxillary scarcely reaching 
eye; teeth subequal; orbital cirrus low, scarcely longer than nasal 
cirrus, which is about as long as pupil. Gill slit half head, its lower 
edge just below middle of pectoral. Dorsal continuous, its spines low 
and not very stiff; its soft rays free from caudal. Head 4; depth 
3|. D. XII, 14; A. 16. Pensacola Bay. 
(Jordau & Gilbert, Proc. U. S. Nat. Mus. 1882, 299.) 
1156 (d). I. scriitatOB’ J. & G. 
Deep olive-green, nearly uniform; a golden blotch behind eye, fol- 
lowed by a dark crescent; two dark bars separated by a yellowish area 
below eye; fins plain dusky greenish. Body rather deep, compressed; 
head short, very blunt; mouth very small; teeth subequal; orbital 
cirri very long, reaching front of dorsal, about half length of head; 
gill-slit 24 in head, its lower edge just below middle of pectoral. 
Dorsal .scarcely emargiuate, its spines stiff; the soft rays slightly joined 
