154 



University of Washington Publications in Biology 



[Vol. 2. 



Family 37. Scomberesocidae. Sauries 



Range: North Pacific, Japan to Alaska and to California. Marine. Not 

 rare. 

 Pacific Saury 116. Cololabis saira (Brevoort) 



Family 38. Coryphaenoididae (=Macrouridae). Grenadiers. Rat Tails 



la. Pectoral 20; eye 3 l /> in head; head 4^4 in total length; dorsal about XI, 

 111+ ; anal 94+. Range: Alaska to Monterey, California. Marine. Not 

 common. 

 117. Macrurus acrolcpis Bean 



lb. Pectoral 17; eye A]/ 2 to 5 in head; head 6 in total length; dorsal about X, 

 128; anal about 121. Range: Off the coast of Oregon. Marine. Rare. 

 118. Albatrossia pcctoralis (Gilbert) 



Family 39. Gadidae. Cods 



la. Dorsal fins 3 ; anal fins 2. 



2a. Lower jaw included (upper jaw extends beyond the tip of the lower 

 jaw) ; barbel present at tip of the chin, always more than */4 the diam- 

 eter of the pupil; gill rakers on 1st gill arch 16 to 29; caudal fin slightly 

 concave or truncate. 



3a. Barbel equal to or longer than the diameter of the eye ; transverse 

 processes of vertebrae not swollen at tips; vertebrae 51 to 56; de- 

 pressed 1st dorsal scarcely reaching to origin of 2nd dorsal; length 

 of depressed 1st dorsal less than the distance from eye to insertion of 

 1st dorsal ; lateral line breaking up into separate tubes under middle of 

 2nd dorsal ; arch in lateral line evenly curved ; anus located under base 

 of 2nd dorsal fin (usually near its origin); peritoneum blackish; all 

 vertical fins with their margins whitish, the proximal portion of the 

 fins being pigmented ; air bladder with a pair of short horns anteriorly, 

 extending toward the mid-line, with an arm curved forward and a 

 rudimentary tip curved inward. Range : Bering Sea, south to the coast 

 of Oregon. Marine. Abundant. 

 Pacific Codfish. Gray Cod 119. Gadus macrocephalus Tilesius 



3b. Barbel equal to or less than the diameter of the pupil (rarely longer 

 than the pupil). 



4a. Transverse processes of vertebrae swollen into hollow balls at tips, 

 the 1st occurring on the 9th abdominal vertebra; vertebrae 60 to 62; 

 1st dorsal with the posterior margin rounded; depressed 1st dorsal 

 scarcely reaching to origin of 2nd dorsal ; peritoneum silvery, stip- 

 pled with black ; lateral line breaking up into separate tubes under 



Fig. 39. Arctic Cod. Elcginus gracilis. After Schultz and Welander. Courtesy of Copeia. 



