PROCEEDINGS OF UNITED STATES NATIONAJL MUSEUM. 385 



g. Color goldeu, with about seveu 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 subequal, half 

 head Vikginicus.* 



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 Davidsoni. 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.}: 



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



part of body with a blackish spot ; fins more 

 or less dusky; pectoral a little shorter than 

 head ; second anal spine robust, half length 

 of head, longer than fourth dorsal spine. 



FUKTHI.^ 



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



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

 ond anal spine 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 

 l)reorbital; dorsal rays, XII, 16 C^SIUS. 



ii. Color dusky grayish, with lour irregular blackish cross-bands, 

 which grow faint with age; pectorals much 

 shorter than head, not reaching tips of ven- 

 frals; dorsal spines comparatively slender, half 

 length of head ; eye more than twice as wide 

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



Pacifici.II 



* Spams rirginictts L. Syst. Nat. x, 1, 281, 1758^:^ Anisofrevius twniatus Gill, Proc. Ac. 

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

 coasts of Mexico and Central America; Magdalena Bay {Steind.); Mazatlan {Gil b.); 

 Panama («i"H; Gilb.). 



i Pristi2)uma daridsoni Steiud. Ichthyol. Beitr. iii, 6, 1875. Hahifat: Southern Cali- 

 fornia; Santa Cataliua Inland (Jordan i^- Gilbert); San Diego (Steind. ; Jor. ,^^- Gilb.). 



t Prislipoma bUineatum Cuv. & Val. v, 271, 1830 = Pristipoma mehuiopterum C. tfeV. v, 

 1830, 273= Gemjtremus iiiterrupfiis Giil, Proc. Ac. Nat. Sci. Phila. 1861, 256. Habitat: 

 Both coasts of Mexico and Central America ; West Indies ; Pern ; Brazil ; San Diego 

 (Steiml.); Magdalena Bay (Steind.); Cape San Lucas (Gill); Gulf of California (LoA-- 

 Ingtou); Panama (Steind.); Galapagos Islands (Steind.). Not obtained by Mr. Gilbert. 



<s Pristipoma fiirthi Steindachncr, Ichthyol. Beitr. v, 4, 1876. Habitat: Mazatlan 

 (Gilbert); Funama. (Steind,.; Gill).). 



WConodon pacijici Giiuther, Proc. Zool, Soc. Lond. 1864, 147. Hahitat : Chiapam 

 (Gthr.); Vnunmn (Steind. ; Gilb.). 



Proc. Is^at. Mus 81 25 April 10, 18 89. 



