THE FISHES OF ALASKA. 



321 



by Mr. Rutter at Karluk in 1903; 19 specimens collected in 1903 in Nalia Jiay by Mr. t'hamlierlain, who 

 also collected 2 specimens in Yes Bay in 1905. 



This species has been recorded (Bean 1882) from Sitka: Alexandrovsk, Cook Inlet; Wraiigell; Mary 

 Island and Tongass (Bean 1884), and Karluk (Rutter 1S99). 



Fig. 82.— Oligncottus in.aculosus Girard. 

 153. Siginistes caulias Rutter. 

 Originally descril)ed liy Rutter (1899) from Karluk. 



Fig. S3.— Sigmistes caulias Rutter. Type. 

 154. Blennicottus acuticeps (Gilbert). 



Head 3.75 in length; depth 5; eye 3.9 in head; snout 4; maxillary 2.5; mandible 2; dorsal viii-15; 

 atial 11; pectoral 13: ventral i, 3; branch iostegals fi. 



Body rather elongate, the dorsal contour arched umler the spinous dorsal, taperhig behind to a 

 slender caudal peduncle, the least depth of which equals eye; head rather small, its upper jji-ofile 

 arched; mouth small, horizontal, maxillary reaching to anterior margin of orbit: teeth in vilil'omi 

 bands on jaws, vomer, and palatines: interorl)ital rather narrow, concave; snout rather sharp and pointed; 

 nasal spines present, rather strong: one pair of supraorbital and two pairs of occipital ciiri, these rather 

 long; preopercle with only one (the upper) spine present, this covered with skin — when exposed it is 

 seen to be rather sharp and stout, curved upward; gill-membranes forming a broad fold across isthmus; 

 no evident slit behind last gill-arch; a rather strong suprascapular spine; spinous dorsal rather high, 

 of uniform height, the slender spines (3 in head) united to their tips by the thin transparent memljrane, 

 the base of spinous dorsal a trifle longer than head: soft dorsal somewliat lower, its rays longer than 

 spines, 2.1 in head, but slanting backward when fin is extended; base of soft dorsal 2.75 in head; the 

 anal about the same length: pectoral long, graduated, the lowest raj's short and stout, free at the ends 

 and hooked, the fin extending beyond origin of anal, nearly as long as head; ventral 1.5 in head, rather 

 long and narrow, extending beyond vent and nearly to base of anal; caudal somewhat narrow, rounded, 

 its length 1.2 in head. 



B. B. F. 1906—21 



