1936] Schultz: Keys to Fishes 187 



7b. Body deepest below front part of 2nd dorsal ; disk less than 

 half as long as head; anus nearer disk than anal fin; eye 8 

 to 9 in head ; 1st dorsal a high, distinct lobe, incised behind. 

 Range : Vancouver Island to Monterey County, California. 

 Marine. Abundant. 

 291. Liparis florae Jordan and Starks 



4b. Dorsal unnotched, or if notched the gill slit extends down in front 

 of more than 6 pectoral rays. 



8a. Pectoral with 29 to 32 rays, and less than the number of 

 dorsal rays ; gill slit in front of 10 or fewer, usually 3 to 

 5, pectoral rays. Range : Alaska to Washington. Marine. 

 Common in Puget Sound. 

 292. Liparis cyclopus Giinther 



8b. Pectoral 37 to 43 with more rays than dorsal ; gill slit in 

 front of 12 to 16 pectoral rays. Range: Alaska to Crescent 

 • City, California. Marine. Common. 

 293. Liparis fucensis Gilbert 



3b. Caudal connected to the dorsal for more than ]/$ and less than 94 of 

 its length ; the number of pectoral rays greater than the number of 

 anal rays ; pectoral usually notched in adult and young ; gill slit ex- 

 tending down in front of more than 10 pectoral rays ; caeca fewer than 

 55 ; dorsal 37 to 40 ; no prickles. Range : Alaska to Washington. Ma- 

 rine. Common. 

 294. Liparis dennyi Jordan and Starks 



3c. Caudal connected to the dorsal for ji or more of its length ; pectorals 

 notched; the number of pectoral rays equal to or fewer than the num- 

 ber of anal rays ; gill opening above pectoral or in front of 1 to 4 rays ; 

 dorsal rays 48 to 53; anal 40 to 41. Range: Alaska to California. 

 Marine. Common. 

 295. Liparis pulchellus Ayres 



2b. Pyloric caeca more than 150, probably always more than 200 and matted 

 or close together ; dorsal rays 40 or fewer ; anal 30 or fewer ; pectoral 37. 



9a. Color light brown with the epidermis removed ; gill slit 

 either above the pectoral or in front of 1 to 4 rays ; dorsal 

 connected to less than Y% the caudal fin. Range : Alaska 

 to Puget Sound. Marine. Not common. 

 296. Polypera greeni (Jordan and Starks) 



9b. Color pale gray ; gill opening above the pectoral or in 

 front of the upper ray. Range : Alaska to Puget Sound. 

 Marine. 

 297. Polypera beringianus (Gilbert and Burke) 



lb. Nostril single ; pseudobranchiae present ; coloration not variegated ; pec- 

 toral typically with fewer rays than anal ; dorsal unnotched or if notched 

 the pupil is round. 



10a. Disk present ; disk perfect ; gill slit well developed ; 

 no barbels on snout ; pupil round or but slightly oval, 

 never reduced to a horizontal slit ; no color blotches on 

 the body ; dorsal unnotched ; teeth elongate, slender, 

 simple, sometimes arrow-shaped, the lateral lobes hard- 

 ly evident ; peritoneum pale or black. 



