ADDENDA 113. OPPIIDIIDtE — GENYPTERUS. 9G3 
Page 793. Alter OpUdmni holbroold (wliicb will probably be found to 
be identical with O.joscphi) add: 
1221 {h). O. gracllsi Poey. 
Pale olive (fins without dark edging?). Head small, not very blunt; 
snout 4| iu head ; eye 3^ ; mouth oblique, the maxillary 2 in head, reach- 
ing to posterior border of pupil; teeth small, in narrow bands, few on 
vomer and palatines; head naked; snout without spine; gill-rakers 
rather long and strong, 4 below angle of arch; opercle without spine; 
occiput nearly midway between origin of dorsal and front of eye. Air- 
bladder long and slender, tapering backwards. Head 4|; depth 7. 
Cuba to West Florida. 
(?Poey, Memoria.s Cuba, ii, 455, 1860; Jor. & Gilb. Proc. U. S.Nat. Mus. 1882, 301.) 
Page 794. After OpMdiiim profund orum add: 
433 (ft).— OEI\YPTERUS Philippi. 
(Philippi, Wiegiuaun’s Archiv. 1857, 268: type Gemjpterus nigricans Philippi = Con^/tr 
chilensis Guicheuot.) 
As here understood, this genus differs from OpMdium chiefly in the 
presence of a sharp spine on the opeicle; most of the species have some 
of the palatine teeth enlarged, {yevoq, chin ; -repov^ fin.) 
a. Palatine teeth small. 
1223 (ft). G. omostag-nga. J. & G. 
Light olive, mottled with darker; fins with broad black edging; a 
large round, intensely black spot at the shoulder, rather larger than 
l)upil ; upper half of eye black. Body rather short, tapering rapidly 
backward from the occiput; snout blunt; mouth horizontal; lower jaw 
included; maxillary not quite reaching posterior border of orbit, IJ iu 
head; teeth in jaws in broad bands; teeth on vomer and palatines quite 
small; eye much longer than snout, 3 in head; opercle ending in a 
strong spine ; gill-rakers very small, 4 below angle of arch. Yentrals 
half length of head; scales minute, imbedded, irregularly arranged; no 
evident pseudobranchim. Air-bladder short, thick, with a large pos- 
terior foramen. Head 4^; depth C. L. 3^ inches. Deep water oti“ Pen- 
sacola, Florida. 
(Jordan & Gilbert, Proc. U. S. Nat. Mus. 1882, 301.) 
Page 79G. For Halias Ayres read Brosmophycis Gill. The former 
name is said to be preoccuiiied. 
