THE FISHES OF ALASKA. 



331 



been recorded from Iliuliuk, Unalaska, and from St. Paul Island I Bean 1882) as Eu micro! mints spinosus. 

 South of Sannak Islands and in Bristol Bay from stations 3213, 3258, and :;_'7I (Gilbert L895). OS St. 

 Paul Island (Jordan & Gilbert 1899). 



185. Lethrotremus muticus Gilbert. 



This species, nut taken by recent collectors, was described by < rilbert 1 1895 > from stations 3223 and 

 3258, near Unimak Pass. 



Fig. 98.— Lethrot minis muticus OUlxrt . 



186. Cyclopteroides gyrinops ( iannan. 



Recorded from St. Paul Island (Garman 1892 \ and Dutch Earbor (.Ionian & Gilbert L899 



187. Cyclopterichthys ventricosus i Pallas). 



No. 02234 and 02298. 8.5 and 7.7"> inches Ions;, respectively, collected by Butter at Karluk in 1903. 

 These 2 specimens show the two different schemes of coloration noted in descriptions. Recorded from 

 St. Paul Island (Kincaid 1899). 



Family 37. l.IPAKIDID.li. The Sea Snail, 



188. Neoliparis rutteri Gilbert & Snyder. 



Bead -1 to length; depth 4.33; eye 1.6 to head: snout 3; toterorbital equal to snout: dorsal \. 28; 

 anal 26; pectoral 33; caudal 14; branchiostegale 6 



Body tadpole-shaped, anterior portion to origin of anal rounded, the remainder "really compressed; 

 dorsal outline gently arched; ventral outline of 2 gentle arches meeting each other at a broad angle at 

 the origin of anal; head small, depressed: snout broadly rounded viewed from above, truncate from 

 the side: mouth narrow, horizontal, with little lateral cleft and mandible barely included: lips rather 

 thin: teeth small, white, tricuspid, in several rows in each jaw; nostrils inconspicuous, anterior with a 

 small tube; several mucous pores on head along ramus of lower jaw and behind eye: gill-slit narrow, 

 slightly wider than eye, entirely above upper base of pectoral: opercle ending in a soft sharp (lap. 



Dorsal tin low, its origin over middle of pectoral, its length about 3.5 timeshead, the fin quitelow, the 

 posterior rays longer, margin minutely crenulate, longest ray about 2.5 in head; anal similar to dorsal, 

 its origin under about the third or fourth dorsal ray. last ray of anal slightly posterior to last dorsal ray and 

 both hits slightly united to caudal at the tips of their last rays; caudal truncate, long and slender, its 

 length about 1.2 in head; pectorals broad, of 2 lobes, the upper broad and rounded, lower narrow, its 



