NO. 1210. SYNOPSIS OF NORTH AMERICAN TELLINID.E— BALL. 303 



.stant ill form. Tellina crassula Deshaycs, 1854, if correctly described 

 and figured, ditt'crs by the absence of lateral teeth and .snialloi- pallial 

 sinus. 



TELLINA (MOERELLA) MEROPSIS Dall, igoo. 



San Diego, California, to the Gulf of California. 



This is the Tellina gouldil of Carpenter, 1865, but not of Hanley, 

 1846; it is the Pacific analogue of TelUna promera Dall, from which it 

 differs by its more solid and, on the whole, smaller shell, with the sinus 

 rising higher than the posterior adductor scar, just behind the latter, 

 and reaching nearer to the anterior scar. There is a feeble posterior 

 right lateral in the present species which is wanting in Tellina 

 promera. 



TELLINA (MOERELLA) PAZIANA Dall, igoo. 



Lower California, and near La Paz. Like a miniature Macoma 

 liotricJia Dall, with the Angulm hinge and a ver}' large, nearly free, 

 pallial sinus. 



TELLINA (MOERELLA) AMIANTA Dall, igoo. 



Gulf of California. 



Slender, small, white, anteriorlj?^ much produced, and externally 

 finely concentrically striated. 



TELLINA (ANGULUS) MACNEILII Dall, igoo. 



Gulf of California, Guaymas. 



The Pacific representative of the Atlantic Tellina syharitica Ijdll. 



TELLINA (ANGULUS) SUFFUSUS Dall, igoo. 



Lower California, San Ignacio, Guaymas. Analogous to the Atlantic 



Tellina color ata Dall. 



TELLINA (ANGULUS) CARPENTERI Dall, igoo. 



Strait of Juan de Fuca to Lower California. 



The Pacific analogue of Tellina versicolor Cozzens, of the Atlantic 

 fauna, or Tellina consohrina Orbigny. 



This is the Angulus variegatus Carpenter, 1864, not Tellina {Anguliis) 

 variegata Gmelin, 1792. 



TELLINA (ANGULUS) CERROSIANA Dall, igoo. 



Cerros Island, Lower California and the Gulf of California, in 8 to 

 26 fathoms. 



Small, white, sharply concentrically striate, with the fcodu of Tellina 

 syharitica Dall. 



