ADDENDA 114. BLENNIID^ — ISESTHES. 959 



downward and forward from eye; top of head and upper part of dorsal 

 fin usually with fine black spots; spinous dorsal with a median oranj^e 

 longitudinal band; other fins mostly dusky olive. Female with about 8 

 blackish cross-bands extending on the dorsal tin; the body everywhere 

 with pale spots; tins all sharply barred with bhickish and olive. Body 

 deeper than in C. bosqit ianus ; the head shorter, blunter, and the mouth 

 notably smaller; maxillary not reaching posterior margin of eye, its 

 length 2.^ in head; teeth occupying about half of lower jaw; height 

 of gill-slit 3§ in head, its lower edge opposite third ray of i)ectoral. A 

 minute cirrus, shorter than pupil above each eye and each nostril. 

 Dorsal continuous, with slender rays, the last one joined to the caudal. 

 First two rays of anal short, thick and fleshy in the males. Head ."if; 

 depth 3. D. XII, 17 ; A. II, 18. L. 4 inches. Pensacola Bay, Florida. 

 (Jordan & Gilbert, Proc. U. S. Nat. Mas. 1882, 298.) 



Page 757. Instead of 1155, Isesthes gentilis read : 

 1155. I. g^ilberti Jordan. 



From the description on page 757, erase the phrases " a blue spot on 

 the dorsal in front; males with golden stripes on lower i)arts of head," 

 and insert "no sharp markings in either sex." This species is known 

 from Santa Barbara and San Diego. It may be readily distinguished 

 from I. gentilis by its stiff spines and multifid orbital tentacles, as well 

 as by the color. 



Instead of the synonomy, on page 758, substitute : 



(Jordan, Proc. U. S. Nat. Mus. 1882, 349.) 



Page 758. After Isesthes gilberti add : 

 1155 (&). I. gentilis (Grd.) J. & G. 



Brown; males with the whole body closely mottled and blotched 

 ■with darker brown, the light ground color forming reticulations around 

 darker spots ; dark spots close-set on head ; lower part of side of 

 head behind mouth with two shari)ly defined parallel vertical pale bars 

 (said to be yellow in life) ; back with about 6 dusky cross-shades ; a 

 bluish spot on spinous dorsal in front. Female with the spots on body 

 duller, the bands on head obsolete, and the spot on front of spinous 

 dorsal jet black and conspicuous ; fins all mottled. Body rather ro- 

 bust, the head very bluntly rounded in profile. Orbital tentacle fiimple, 

 in the male one-third length of head, in the female much smaller ; gill- 

 opening not extending downward to lower edge of pectorals. Dorsal 

 fin continuous, its spines low and flexible. Caudal free from dorsal and 



