PROCEEDINGS OF UNITED STATES NATIONAL MUSEUM. 365 



liave a bright silvery luster, without dark punctulatious, as iu the 

 specimens called leucopus. 



There is no warrant for the generic name Rhamplioheryx. It is strictly 

 synonymous with Myriopristls. 



49. Holocentrum suborbitale Gill. 



{Holocentrum siiborWale Gill, Proc. Ac. Nat. Sci. Phila. 1863, BQ.) 

 2319. (Types of Rolocentnhn siihorhiiale.) 

 7312. Numerous specimens. 



50. Polynemus approximans Lay & Bennett. 



(Pohjnvmus approxbnans Gill, Proc. Ac. Nat. Sci. Phila. 1862, 258.) 

 6418. Numerous young exami)les. 



51. Prionurus punctatus Gill. 



{Prionnms imnciahis Gill, Proc. Ac. Nat. Sci. Phila. 1863, 242.) 

 3079, 4422, 930G. (Types of Prionurus punctatus.) Many specimens 

 in good condition, mostly young. 



52. Pomacanthus strigatus (Gill) J. & G. 



{Holacanthus strUjatv.s Gill, Proc. Ac. Nat. Sci. Phila. 1862, 243.) 



3668. (Type of Holacanthus strigatus.) One specimen, about 3 inches 

 in length, in good condition. 



53. Cheetodon iiigrirostris (Gill) J. »& G. 



(Sarotlrodm ni{)rirostns Gill, Proc. Ac. Nat. Sci. Phila. 1862, 243.) 



3669. (Types of Sarothrodus nigrirostris.) Two specimens partly 

 grown, in fair condition, but badly shriveled. 



54. Poraacentrus rectifrasnum Gill. 



{Foinaccntnts recii/nvninn Gill, Proc, Ac. Nat. Sci. Phila. 1862, 148; 1863, 214: Poma- 

 centrus analigutta Gill MSS, iu Giinther, Cat. Fish. Brit. Mus. iv, 27.) 



3670. {Ty\)es of Pomacentrus reciifrwmmi.) Three partly grown speci- 

 mens, in good condition. 



3674. (Types of Pomacentrus analigutta.) Several specimens, in good 

 condition, 1^ to 3 inches in length. 



There seems little reason to doubt that the above-noticed specimens 

 all belong to the same species. 



55. Pomacentrus flavilatus Gill. 



(Pomacentrus JlavUatits Gill, Proc. Ac. Nat. Sci. Phila. 1862, 148; 1863, 214: Poma- 

 (xntrus hairdii Gill, Proc. Ac. Nat. Sci. Phila. 1862, 149: Pomataprion hairdii Gill, Proc, 

 Ac, Nat, Sci. Phila. 1863, 217.) 



3677. (Tyi^e of Pomacentrvs Jlavilatus.) One half grown specimen, in 

 fine condition, with the charax^ieristic coloration of the species. 



3656. (Type of Pomacentrus hairdii.) One very immature specimen, 

 less than an inch long. 



AVe are able to distinguish this species from P. rectifrccnum only by 

 the difference in coloration. No intermediate conditions have yet been 



