ADDITIONS TO FAUNA OF SAN DIEGO. 9 



Corselet well developed, the scales extending along the 

 base of the dorsals and ventrals, and along the lateral line; 

 otherwise naked. 



SCL^NID^. 



6. Genyonemus lineatus (Ayres). 



This species, while it was known to be abundant on 

 the coast of California, does not seem to have been re- 

 corded from San Diego. It was common in the bay on 

 December 27th, and spawns in February. 



ditremid.f:. 



According to modern rules of nomenclature the name 

 EnibiotocidcE is not tenable, the name Enibiotoca being a 

 synonym of the objectionable Ditrciua. 



7. Damalichthys argyrosomus Girard. 



This species, not before recorded from San Diego, is 

 not uncommon on the ocean shore, and enters the bay. 

 It was first observed December 8, 1889, and has been 

 noticed at several different times during the remainder of 

 the month. 



8. Amphistichus rhodoterus (Agassiz). 



One 1^, .19 m. January lo, 1890. With Aiuphisticltiis argeittens 

 Agassiz. 



Silvery, the body profusely covered from dorsal to anal 

 and ventral fins, with squarish, bronze spots, the color 

 being exactly like that which forms bars and spots on A. 

 argenteus, except that the brassy color in argenteiis is 

 modified only by black dots, while in i^hodoterus the 

 brassy color is modified by both black and scarlet dots, 

 the scarlet making the sides appear to be strongly tinged 

 with red. The brassy ground color of the spots is not 

 resolved into dots by the aid of a pocket lens, but appears 



