OF WEST COAST MOLLUSCA. 29 



568 Goniobasis rubiginosa Lea. 



" Oregon," Newcomb Mus., (Lea.) 



569 Goniobasis circumlineata Tryon. 

 San Antonio Creek to Pit River, Cal. 



570 Goniobasis Newberryi Lea. 

 Upper Des Chutes K., Oregon. 



571 Goniobasis bulbosa Gld. 

 "Columbia R." (upper?) Expl. Exp. 



572 Litorina planaxis Nutt. 



Mendocino to San Diego Sitka ? 



573 Litorina Sitkana Phil. 



Str. Fuca to Monterey Sitka Asia ? 



574 Litorina scutulata Gld. 

 Str. Fuca to San Diego. 



575 Assiminea? subrotundata Cpr. 

 Neeah Bay, W. T. Monterey. 



576 Paludinella? 

 Neeah Bay, W. T. 



577 Lacuna vincta Mont. 



Str. Fuca, W. T. North Atlantic. 



578 Lacuna porrecta Cpr. 

 Neeah Bay, W. T., to Monterey. 



579 Lacuna porrecta var? effusa Cpr. 

 Neeah Bay, W. T., to Lobitos, Cal. 



580 Lacuna porrecta var. exoequata Cpr. 

 S. F. ? Neeah Bay, W. T. 



581 Lacuna solidula Loven. 



Str. Fuca to San Pedro Norway. 



582 Lacuna solidula var? compacta Cpr. 

 Neeah Bay, W. T., to Monterey, Cal. 



583 Lacuna variegata Cpr. 

 Neeah Bay, W. T. 



584 Lacuna unifasciata Cpr. 

 Farallone Is. to Santa Barbara. 



585 Lacuna unifasciata var. aurantiaca 

 Catalina I. [Cpr. 



586 Isapis fenestrata Cpr. 

 Str. Fuca to San Diego. 



587 Isapis obtusa Cpr. 

 Monterey to San Diego. 



588 Bissoina interfossa Cpr. 

 Monterey to San Diego deep water. 



589 Bissoina purpurea Cpr. 

 Monterey 1 Santa Barbara to San Diego. 



6 



