FISHES OF HAWAIIAN ISLANDS. 
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420. Salarias edentulus Schneider. 
Dorsal xn, 21; A. 23; depth 6.5 in total length; head 6; a simple and slender tentacle above the 
orbit and another at the nostril, the former as long as diameter of eye; canine teeth none; dorsal fin 
deeply notched, not continuous with caudal, anterior portion scarcely lower than posterior, which is 
higher than anal fin. Grayish, with darker cross-bands; fins yellowish, rays of dorsal dotted with 
brown; anal with a brownish margin; caudal with 2 or 3 brown transverse bands. (Gunther.) 
This species was not seen by us, but it has been recorded from the Hawaiian Islands by Stein- 
dachner and by Fowler. 
Blennius edentulus Schneider, Syst. Ichth., 172, 1801, Huaheine, Society Islands (on Blennius truncatus Forster MS.). 
Salarias edentulus. Gunther, Cat., Ill, 252, 1861 (after Schneider); Steindachner, Denks. Ak. Wiss. Wien, LXX, 1900,499 
(Laysan); Fowler, l’roc. Ac. Nat. Sci. Phila. 1900, 517 (Sandwich Islands). 
Genus 250. EXALLIAS Jordan & Evermann, new genus. 
Exallias Jordan & Evermann, new genus of Blenniidse (type, Salarias brevis Kner). 
This genus is related to Salarias from which it differs in the short, deep body, and the small number 
of soft rays in the dorsal and anal fins. 
421. Exallias brevis (Kner). “ Pao'okauila.” Fig. 224. 
Head 3.25 in length; depth 2.65; eye 1.5 in snout; snout 2.65 in head; width of mouth 2.35; inter- 
orbital 1.25 in eye; I), xi, 13; A. 15; P. 15; Y. 4. 
Body short, compressed, greatest depth at middle of belly; depth of head equal to its length; 
'width of head 1.4; cheek flattened, not swollen ; anterior profile steep, oblique; mouth broad, low, 
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Fig. 224 . — Exallias brevis (Kner); after Gunther. 
inferior; snout very blunt, rounded; maxillary reaching below anterior margin of pupil; teeth very 
fine, forming an edge; upper lip thin, with many small fleshy filaments, lower lip plaited; a pore on 
each side of the mandible in front, back of which are several fleshy filaments; eye high, in about the 
first two-fifths of the head; above each eye a rather broad fleshy flap ending in a fringe of cirri; nos- 
trils rather close together on side of snout in front of eye, first with a broad ciliated fleshy flap; a 
fringe of cirri across top of head; interorbital space rather broad, slightly elevated at first, then slightly 
concave just over eye; dorsal fin deeply notched; spines rather flexible, second 1.25 in head; third 
dorsal ray 1.4; membranes between anal rays deeply incised; fifth anal ray 2 in head; caudal 1.1, 
margin truncate; pectoral pointed, a trifle longer than eye, lower rays enlarged, and those just below 
middle longest; pectoral short, median ray longest, 1.7 in head; caudal peduncle compressed, 2.5, 
