1S85.] PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 51 



c. Second ray of pectoral about as loDg as tirst ray ; ventral fins iusoited midway 

 between posterior margin of eye and base of caudal (i. e., 

 end of last caudal vertebra) ; ventral fins 2^ in length of 

 body, tbeir tips reaching base of caudal; dorsal bigh, 

 the longest rays about 1^ in head ; pectoral tins reaching 

 base of caudal, 1^ in length. Head, 4 in length ; depth, 

 5^; scales about 48 ; eye, 2^ in head. Pectorals and ven- 

 trals marbled with black and white ; dorsal fin with a 

 black spot on upper part of anterior rays ; anal white ; a 



dusky blotch at base of caudal exiliens, 4. 



■cc. Second ray of pectoral about half longer than first ; ventral fins inserted mid- 

 way between middle of preopercle and last caudal ver- 

 tebra ; ventrals 3| in body, their tips reaching last rays 

 of anal ; length of pectorals If in body, their tips reach- 

 ing nearly to" base of caudal fin ; first ray of pectoral 

 about half length of longest ray ; dorsal moderate, its 

 longest rays 2| in head ; head 4| in length of body ; depth 

 5i. D. 11 ; A. 11 or 12. Scales 50 : 25 before ventrals and 

 28 before dorsal. Snout short and blunt, 4 in head ; eye 

 3l^; interorbital space 2^. Pectoral fins uniform dusky, 

 with paler edgings. Ventrals nearly black mesially, 

 darker on their posterior half; no black markings on 



dorsal and anal fins kondeleti, 5. 



hi. Second ray of pectoral divided ; first ray simple ; third and fourth longest. 



e. Origin of ventrals midway between posterior margin of orbit and last caudal 

 vertebra; ventrals chiefly black ; pectorals 1^ in body, 

 reaching last ray of dorsal ; ventrals about 3 in length 

 of body, their tips reaching slightly beyond last ray of 

 anal ; longest dorsal ray 2| in head ; lower lobe of cau- 

 dal 3^ in body; head 4J in length ; depth, 6^. D.ll; A. 12. 

 Scales about 48 : 24 before ventrals, 28 before dorsal, 7 

 between dorsal and lateral line. Snout 4^ in head ; eye, 

 3 ; interorbital area nearly flat, 2f in head. Pectoral tins 

 dusky, nearly uniform, or with a small white oblique 

 bar, which extends half way across the fin ; the edges of 

 the fin whitish ; ventrals chiefly blackish ; dorsal and 



anal without dark markings vinciguerk^, 6. 



ee. Origin of ventrals midway between posterior margin of preopercle and last 

 caudal vertebra; ventrals pale, with a dusky shade in 

 the axil. 

 /. Pectoral fine not uniform in color, dark brown, with an obliqne, whitish 

 bond which begins in the axil and runs obliquely back- 

 ward to middle of fin ; edges of jiectorals whitish. Pec- 

 toral fins 1| in length of body, their tips reaching beyond 

 dorsal. Ventrals 3^ in body, reaching about to ninth ray 

 of anal; longest dorsal ray 2|^ in head, anal ray 3; lower 

 lobe of caudal 3^ in body. Head 4i in body ; depth. 6j^. 

 D. 12; A. 11. Scales, 55: 25 before ventrals; .30 before 

 dorsal ; 6 rows between dorsal and lateral line. Snout 

 rather obtuse, 4 in head ; eye large, 2f in head ; inter- 

 orbital space slightly concave, 2| in head ; width of body 

 at base of pectorals If in head ; ventral tins white, with 

 a slight dusky shade in the axil ; no dark markings on 

 dorsa 1 or anal volitans. 7. 



