1936] Schultz: Keys to Fishes 129 



107b. Origin of anal fin under the 12th to 32nd spinous 

 ray of the dorsal fin ; body round and not ribbon- 

 like except in Phytichthys which has multiple 

 branched lateral lines and II (rarely III) anal 

 spines ; only the caudal vertebrae with haemal 

 arches. 

 Blennies 80. Stichaeidae, p. 192 



105b. A large sucking disk on breast ; fish tadpole-shaped. 

 Cling Fishes 87. Gobiesocidae, p. 197 



103b. Gill membranes free from each other, or nearly so, contin- 

 uing far forward under the head ; depth of body about 9 or 10 

 times in standard length. 



108a. Body with scales arranged to form oblique folds ; cau- 

 dal fin deeply concave. 

 Sand Lances or Launces . .75. Ammodytidae, p. 191 



108b. Body scaleless ; sometimes the scales are embedded ; 

 dorsal and anal continuous around the tail ; skin rather 

 lax, at least not firm. 

 Eel Pouts 84. Zoarcidae, p. 195 



99b. Caudal fin very widely forked, nearly lunate; caudal peduncle small, 

 its least depth about 6.5 to 9 times in greatest depth of body ; body 

 compressed, its depth 1.9 times in standard length; premaxillaries 

 not protractile. 

 Pampanos 55. Stromateidae, p. 161 



16b. Gill opening behind the base of the pectoral fin; the spinous dorsal fin 

 is represented by a single upright spine, developed into "bait" ; the 

 bait consists of a bulb supplied with filaments ; pectoral radials 3 ; ar- 

 ticular spines well developed and crossing, that of the quadrate, longer 

 than the mandibular. 

 Angler Fishes 89. Oneirodidae, p. 197 



