PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 385 



g. Color golden, witli about seven light blue horizontal stripes, each edged 

 above and below with paler; a dark band 

 downward, and one forward and downward 

 from nape ; pectoral longer than head ; second 

 anal and third dorsal spines snbequal, half 

 head Virginicus.* 



gg. Color olivaceous; a jet black bar from anterior part of dorsal to below 

 middle of side ; base of pectoral, and membrane 

 of opercle black ; pectoral longer than head; 

 second anal and fourth dorsal spines about 

 equal, shorter than head DAViDSOxi.t 



ggg. Color olivaceous, the adult nearly plain, the young with two black 

 longitudinal stripes ; fins blackish ; second 

 anal spine longer than fourth dorsal, about 



half head BiLiXEATUS.t 



ff. Scales large, about 7-34-12. Color grayish, each scale on upper anterior 

 part of body with a blackish sjiot ; fins more 

 or less dusky; ptctoral a little shorter than 

 head ; second anal spine robust, half length 

 of head, longer than fourth dorsal spine. 



FURTHI.^ 



ee. Scales above lateral line in series parallel with the lateral line. 



Ji. Dorsal spines rather low, the longest about half length of head ; sec- 

 ond anal sjiine half length of head, 

 i. Color plain grayish-silvery; a faint bar downward from nape ; pec- 

 toral longer than head, about reaching anal ; 

 dorsal spines stout and short, two-fifths length 

 of head ; eye but half wider than the broad 



preorbital; dorsal rays, XII, 16 C^sius. 



a. Color dusky grayish, with four irregular blackish cross-bauds, 

 which grow faint with age; pectorals ranch 

 shorter than head, not reaching tips of veu- 

 trals ; dorsal spines comparatively slender, half 

 length of head ; eye more than twice as wide 

 as the narrow preorbital; dorsal rays, XI, 14. 



Pacifici.II 



* Sparus virginicus L. Syst. Nat. x, 1, 281, 1758=:^ Anisotremus tamiatus Gill, Proc. Ac. 

 Nat. Sci. Phila. 1861, 107, etc. Habitat: West Indies; Caribbean Sea; Brazil; both 

 coasts of Mexico and Central America; Magdalena Bay {Steind.); Mazatlan (GiZft.); 

 Panama (G(H; Gilh.). 



\Pristipoma davidsoni Steind. Ichthyol. Beitr. iii, 6, 1875. Habitat: Southern Cali- 

 fornia; Santa Catalina Island {Jordan .^Gilbert); San Diego {Steind.; Jor.cf Gilb.). 



X Pristipoma bilineattim Cuv. &. Val. v, 271, 1830 := Pristipoma melanopterum C. &V. v, 

 1830, 273^ Genytremus interruptus Gill, Proc. Ac. Nat. Sci. Phila. 1861, 256. Habitat: 

 Both coasts of Mexico and Central America ; West ludies; Peru; Brazil; San Diego 

 {Steiiid.); Magdalena Bay {Steind.); Cape San Lucas {Gill); Gulf of California {Lo^k- 

 ington); Panama {Steind.); Galapagos Islands {Steind.). Not obtained by Mr. Gilbert. 



'^ Prisfqjoma fiirthi Steiudachner, Ichthyol. Beitr. v, 4, 1876. Habitat: Mazatlan 

 {Gilbert); Fannmii {Steind.; Gilb.). 



WConodon pacifici Gilnther, Proc. Zool. Soc. Lond. 1864, 147. Habitat: Chiapam 

 {Gtlir.); Panama (<Sto'»(7. ; Gilb.). 



Proc. Nat. Mus 81 25 April 10, 1882. 



