244 REPORT OF COMMISSIONER OF FISH AND FISHERIES. [20] 



tied with blackish and pale, the head sometimes sprinkled with . 

 black dots; young brownish, with spots of light bluish. (Eyes and 

 color normally sinistral, but reversed examples almost equally com- 



mon.) Californicus, 12. 



aa. Gill-rakers in moderate number (6 + 13 to 5 + 16), rather long and slender. 

 1. Dorsal rays 70 to 75 ; anal rays 54 to 60. 

 c. Scales not very small, about 100 in the course of the lateral line ; head small, 4£ 

 in length; depth, 2i : ; interorbital space rather broad and llattish, f 

 diameter of eye ; eyes small, 5f in head ; gill- rakers rather short, 4 + 15, 

 the longest about f eye ; pectoral 1J in head ; curve of lateral lino 

 high and short, 4 in straight part, its height If in its length ; mouth 

 moderate, the maxillary 2£ in head ; teeth rather few, the anterior 

 canines large ; color dark brown, more or less mottled and spotted with 



p a l er Brasiliensis, 13. 



cc. Scales very small, about 120 in the lateral line ; head 3| in length ; depth, 2i ; 

 eyes small, wide apart ; gill-rakers X -f- 17 ; curve of lateral line nearly 

 5 in straight part, barely twice as long as high ; maxillary 2£ in head ; 

 color brownish-gray, thickly mottled with many larger and smaller 

 spots, points and rings ; side with three or four larger spots of irregu- 

 lar form and ocellated with paler Adspersus, 14. 



bb. Dorsal rays, 85 to 93 in number ; anal rays, 67 to 73 ; gill-rakers, 5+15 or 16 

 in number, long and slender, the longest | length of eye; body ovate, 

 the depth about 2£ in length ; head about 3f; caudal peduncle long; 

 maxillary about half head, reaching past posterior margin of eye; 

 mouth large, oblique, the gape curved ; canines large, conical, wide- 

 set ; interorbital area a rather llattish ridge, in the adult about equal 

 to vertical diameter of eye, narrower in the young, forming a bony 

 ridge ; scales cycloid, each with numerous small, accessory scales ; 

 lateral line with about 95 pores, its arch 4 times in straight part ; color 

 brownish olive, always with numerous paler and darker spots of vari- 

 ous sizes and with obscure ocelli ; vertebrae 11+30=41. .Dentatis, 15. 

 aaa. Gill-rakers few, shortish, wide set, the numbers 2 + 8 to 3 + 10. 



d. Body ovate, more or less compressed, and opaque ; the depth about 2£ in 

 length ; no distinct, definitely-placed ocelli ; scales cycloid. 

 e. Dorsal rays in large number (85 to 93, as in P. dentatus) ; anal rays 65 to 73 ; 

 pores of the lateral line about 100 ; accessory scales few ; gill-rakers 

 2+ 10, lanceolate, dentate, wide-set, and much shorter than the eye; 

 eyes small ; interorbital space in adult broad, flattish, and scaly, as 

 wide as length of eye ; caudal peduncle rather long ; depth about 2£ 

 in length ; head about 3£ ; length of arch of lateral line nearly one- 

 third that of straight part ; color dusky olive, darker than in P. den- 

 tatus, and with very few darker mottlings or spots.. Lethostigma, 16. 

 co. Dorsal rays in moderate number (70 to 80) ; anal rays 54 to 61. 

 /. Scales very small, about 120 in the lateral line; depth of body about 

 half length ; head 3? in length ; gill-rakers roughly toothed, 3 + 9 in 

 number ; arch of lateral line 4^ in straight portion ; mouth very large, 

 oblique, the broad maxillary more than half head, and reaching past 

 eye ; D. 78, A. 59 ; coloration brownish, the body and fins spotted with 



darker Squamilextus, 17. 



ff. Scales moderate, 90 to 100 pores in the lateral line. 



g. Interorbital width about equal to length of eye ; dorsal rays 75 to 81 ; 

 anal rays 59 to 61 ; gill-rakers 2 or 3+9 or 10 ; coloration grayish- 

 brown, with numerous (more or less distinct) whitish blotches, which 



are rarely obsolete; vertebra 10 + 27 = 37 Albigutta, 18. 



gg. Interorbital width not half the length of the eye; dorsal rays 76 ; 

 anal rays 60 ; form of P. albigutta; eye large (4f in head); maxillary 



