768 CONTRIBUTIONS TO NORTH AMERICAN ICHTHYOLOGY IV. 



dark bar downward from eye; fins reddish; a V-shaped mark from 

 eyes to occiput, grayish, bordered by jet black; the common form 

 (la'tus Cope) with about 14 red spots along base of dorsal, each with 

 a curved black bar in front and behind, partly encircling it; others 

 (ornattis) with about as many broad /\-shaped darker blotches, which 

 extend on the fin, the first one or two blotches often shaped as in the 

 form called Icetus. Head naked, very narrow above; nape nearly equi- 

 distant between origin of dorsal and front of orbit ; origin of anal 

 equidistant between base of caudal and base of pectoral ; pectoral 2 

 in head; veutrals each consisting of a spine and a ray. Head 8; 

 depth 8. D. LXXXVIII; A. II, 37. L. 12 inches. San Francisco to 

 Alaska; very abundant northward. 



(Gunnellus ornatus Grd. Proc. Acacl. Nat. Sci. Phila. 1854, 149: Centronotus nebulosus 

 Gtiir. iii, 287, part, but the Japanese M. nebttlosits is a difterent species: Centronotus 

 lostus Cope, Proc. Anier. Phil. Soc. Phila. 1873.) 



1171. M. maxillaris Bean. 



Brown; back with a series of 11 rounded or oblong pale spots, the 

 longest half as long as the head; all of these spots include at the top 

 a rather large brown spot, and below numerous little browu spots; 

 between the first and second pale blotches are 2 very dark spots oil 

 the dorsal membrane, and below the dark spots a pale one of similar 

 size; sides with about 26 pale bands, mostly well defined, especially 

 anteriorly; interorbital space with a brown band, preceded and fol- 

 lowed by a pale band half as wide; below eye 2 whitish bands, with a 

 brown one between them. Head scaleless; mouth little oblique, the 

 lower jaw on level of middle of eye; width of mouth equal to length 

 of pectoral and nearly half head; mandible as long as pectoral. Eye 

 equal to snout, a little more than interorbital width; ventral spine 

 eye. Highest dorsal spines near front of fin, half length of mandible; 

 caudal half head; vent under forty-third dorsal spine, not far behind 

 middle of body. Head 8; depth 7. D. LXXXVIII; A. II, 43; V. I, 

 1. Saint Paul Island, Alaska. (Bean.) 



aa. Wnfrals mlm-ril ti> ;i rudiment. 



1 172. II. dolirhoxastcr (Pallas) J. & G. 



Brownish olive, marbled with yellowish; fins yellowish; dorsal fin 

 with distant pale vertical bands; snout very short; cleft of mouth 

 oblique; a pair of small bony warts ("verrucas ossere e cute prom- 

 inulae") in place of veutrals. Caudal tin well developed, the dorsal 



