142 PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 



anal whitish ; two dark blue ocelli ou dorsal and one ou anal, these 

 edged with orauge and interiorly with black ; ventrals, pectorals, and 

 caudal whitish, barred with clear orange-red; first dorsal black at tip; 

 a curved blackish line at base of caudal ; lower side of head yellow- 

 ish-brown, with whitish bands. 



152. Crenmobates fasciatus Stein dachuer. 



With the preceding ; smaller and less abundant. 



In life light pinkish-brown, much mottled, and with traces of six to 

 eight faint darker bars ; head and its cirri above whitish ; three black- 

 ish spots behind eye, radiating from it, the lower one largest; preop- 

 ercle with three dark dots ; dorsal pale, with nine blackish blotches, 

 in the next to the last of which is a large blue-black ocellus, edged with 

 orange; anal with five dark blotches and no ocellus; a blackish bar 

 across base of caudal ; rest of caudal and pale part of anal with dark 

 dots; ventrals whitish, barred with black; pectoral similar, its base 

 with a whitish area, which has a brown center, below which is a small 

 black spot. 



153. Crenmobates afiiuis Steindachuer. 



One specimen taken with the preceding. 



Its coloration is much more uniform, the body being almost uniform 

 dark brown; dorsal and anal black; caudal pale; side and lower part 

 of head each with a large whitish area; pectorals pale, banded; dorsal 

 with a single ocellus ; anal with none. 



154. Crenmobates nox Jor. & Gilb. 



One specimen taken with the seine. 



The six known species of Cremnohates may be thus distinguished : 



a. First three spines of dorsal forming a separate fin, the second spine being umcb 

 higher than any of those in the posterior part of the fin : snout slen- 

 der, very acute ; caudal pale ; dorsal with two ocelli, anal with one. 



Marmoratus. 



aa. First three spines of dorsal scarcely forming a separate fin; none of them higher 



than the posterior spines ; snout not very acute ; anal without ocellus. 



Z>. Caudal fin pale, with a dark bar at its base ; a notch between third and fourth 



dorsal spines ; dorsal with one ocellus. 



c. Dorsal spines about 31. 



d. Membrane of third spine joining fourth spine at or slightly above its base. 



e. Lateral line, with 34 to 36 scales ; dorsal and anal plain dusky Affinis. 



ee. Lateral line, with 38 scales. Pacific coast Monophthalmus. 



dd. Membrane of third spine joining fourth spine much above its base. Lat. 1. 



33. Pacific coast Integripinnis. 



cc. Dorsal spines about "28 ; membrane of third spine joining fourth above its 



base : body with distinct dark cross bars Fasciatcs. 



hh. Caudal tin black ; body chiefiy black ; head mottled with whitish ; membrane 

 of third dorsal fiu joining fourth near its summit, the fin not notched ; 

 dorsal spines 30 ; dorsal with two ocelli Nox. 



