Girard on Fishes of California. 541 



anal are either entirely blackish and margined with 

 white, or else the second dorsal is spotted like the back. 

 The caudal is olivaceous with transverse series of black 

 spots simulating continuous narrow bands. The pectorals 

 and ventrals are unicolor, and rather lighter than the belly 

 and inferior surface of the head. The upper surface of the 

 head presents the same hue as the back. 



Locality. Specimens from Tomales Bay. 



Plate XXV, fig. 5, represents this species size of life. 

 Fig. 6, the ventral fins. Fig. 7, a scale from the dorsal 

 region. Fig. 8, a scale from the abdominal region. 



V. EMBIOTOCOID^E. 



10. RHACOCHEILUS TOXOTES, Agassiz, Araer. Journ. of Sci. 2d Series, 



XVII. 1854, 367 ; Girard, in Proc. Acad. Nat. Sci. Philad. VIII, 1856, 

 136. 



Locality. Tomales Bay. 



VI. CYPRJNII^E. 



11. POGONICHTHYS IN.EQUILOBUS, B. & G. Proc. Acad. Nat. Sci. 



Philad. VII. 1854, 136, VIII. 1856, 188. 



Locality. Petaluma, Sonoma Co. 



VII. SALMONID^E. 



12. SALAR IRIDEA, Girard, Proc. Acad. Nat. Sci. Philad. VIII. 1856, 220. 

 Sal mo iridea, Gibbons, Proc. Cal. Acad. Nat. Sci. I. 1855, 36. (Young.) 



Salmo rivularis, Atres, Proc. Cal. Acad. Nat. Sci. I. 1855, 43. (Female.) 



I 



Locality. Petaluma, Sonoma Co. 



VIII. PLEURONECTHLE. 



13 PLATICHTHYS RUGOSUS, Girard, Proc Acad. Nat. Sci. Philad. 



VII. 1854, 139, 155. 



Locality. Tomales Bay. 



