^^mh"^ J PROCEEDINGS OF THE NATIONAL MUSEUM. 137 



30. Atherinops regis Jeukius it Evermanu. 



Fez del Bey, 



Atherinops regis Jenkins & Evermann, Proc. U. S. Nat. Mns. 1888, 138 (Guaymas'). 

 A common species. 



31. Sphyraena argentea Girard. 

 Agujon. 



Sphyrwna argentea Girard, Proc, Acad. Nat. Sci. Phila. 1854, 144. Girard, Pac. R. R. 



Survey, Zo.il., Fishes, 39, PI. 14, 1859. 

 Sphijrnna htramna Gill, Proc. Acad. Nat. Sci. Phila. 18(13, 86. 

 Sphyrana argentea, Steiudachuer, Ichthy. Beitr. vu, 1, 1878. .Jordan & Gilbert, Proc. 



U. S. Nat. Mns. 1880, 450 {San Francisco; Santa Barbara Islands; Monterey). 



Jordan & Gilltert, Proc. U. S. Na^. Mns. 1881, 44(5rtH Francisco ; Monterey; Santa 



Barbara). Jordan & Gilbert, Proc. U. S. Nat. Mns. li-82, 358 (Cajx- San Lncas). 



Rosa Smith, I'roc. U. S. Nat. Mns. 1883, 234 (Todos Santos Bay, Lower California). 



Jordan, Proc. U. S. Nat. Mns. 1885, 37i (name only). Jordan, Cat. Fishes N. A., 



65, 1885. 



Five specimens were taken. It is fairly abundant and is in much 

 esteem as a food tisli. 



32, Polydactylus approxinians Lay & Bennett. 



Raton. 



Polynemns approxinians Lay & Bennett, Beechey's Voyage to the Pacific, Zoology, 57. 



Trichidion approxinians. Gill, Proc. Acad. Nat. Sci. Phila. 1862, 258. 



Fohjnemns approxinians, Giinther, Fishes Central America, 1869, 423. Jordan & Gilbert, 



Proc. U. S. Nat. Mn.s. 1882, 36.'. {Cape San Lucas). Jordan & Gilbert, Proc. IT. S. 



Nat. Mns, 1882, 376(P«Hrt>Ha). jordan, Proc. U. S. Nat. Mns. 1885, 372 {Mazatlan; 



Panama). Jordan, Cat. Fishes N. A., 1885, 66. 



Six specimens were obtained. 



33. Scomber colias (Jmelin. 



Apparently not common, as but two specimens were secured. Head, 

 7^ (8) ; depth, 11^ (12) ; eye in head, 4;^; eye in snout, 1;^. 



34. Scomberomorus niaculatus (Mitchill). 



Fez Sierra. 



The Spanish mackerel is common at Guaymas, and there, as else- 

 where, is an important food fish. 



35. Trachurops crumenophthalmus (Bloch). 



Mojara. 



Trachurops brachyclrirus Gill, Proc. Acad. Nat. Sci. Phila. 1862, 261 (Cape San'Lucas)^ 

 Curanx cruuienophthahnus, Jordan &. Gilbert, Proc. U. S. Nat. Mn.s. 1882, 358-. (Two 

 specimens from Capo San Lncas, types of Trachurops brachychirus Gill.)) 



Two specimens, one of which measures 300 millimetres in total' lengthy 

 215 millimetres to base of caudal, '-'Oa millimetres to end of middle caudafe 

 rays; head, 3i (4); <1epth, ■\\ {\\): eye in head, 4|, in snout, 1^. 



