368 SCOMBRlDiE. 



2. Pelamys unicolor. 



Scomber unicolor, Geoffr. Descr. Eg. Poiss. pi. 24. f. 0. 



Cybium bonaparti, Verany, Atti deW ottaca riunione deyli Sdenziati 



Ital. Genova, 1846, p. 493. 

 Pelamys unicolor, Guichen. Explor. Ah/or. Poiss. p. 58. 

 bonaparte, Filijypi e Verany in 3Ienior. tldla It. Accad. Scienze 



di Torino, ser. 2. T. xviii. Sopra alcimi Pesci, <^-c. p. 10. f. 4. 



D. 11-13|^|VIII-IX. A. ^ I VII. 



Teeth of moderate size, rather conical ; the length of the pectoral 

 is one-ninth of the total. The corslet is formed by exceedingly small 

 scales, and inconspicuous. Back uniform bluish ; belly silver)-. 



Mediterranean. 



a. Thirty-two inches long : stuffed. Purchased at Paris. 



3. Pelamys orientalis. 



Temm. 8f Schleg. Faun. Japon. Poiss. p. 99. pi, 52. 



D. 18 1 14 I IX. A. 12 I IX. 



The length of the pectoral is one-tenth of the total. Back bluisli, 

 with nine dark longitudinal streaks; belly silvery. (ScMiy.) 

 ♦Sea of Japan. 



4. Pelamys nuda. 



Menard, taf. 36. f. 189. 



Thynnua unicolor, Riipp. N. W. Fische, p. 40. taf. 12. f. 1 (not Geoffr., 

 Glhr.). 



D. 14 I :i I VI. A. l^ I VI. C[ec. pylor. 0. 



The first dorsal is low ; the length of the pectoral is one-seventh 

 of the total. The corslet is not scaly, but formed by waving longi- 

 tudinal streaks. Coloration uniform, the tips of the dorsal and anal 

 whitish. (Riipp.) 



Red Sea. 



5. Pelamys chilensis. 



Pelamys chilensis, Cuv. i^ Val. viii. p. 163 ; Gay, Hist. Chil. Zool. ii. 



p. 224. 

 ? Pelamys lineolata, Girard in U. S. Pacif. R. R. Exped. Fishes, p. 100. 



D. 18 1^1 VIII. A. :^ I VII. 



The length of the pectoral is one-seventh of the total. Back bluish, 

 belly silvery ; five or six slightly obli(|ue, longitudinal streaks on the 

 sides. 



Pacific. 



4. AUXIS. 



Auxis, Cuv. ^- Val. viii. p. 138. 

 Body oblong or slightly elongate ; cleft of the mouth wide. The 

 first dorsal continuous, with the spines of moderate strength, and sepa- 

 rated from the second by an interspace ; seven to nine spurious fins 



