OF WEST COAST MOLLUSCA. 17 



304 Helix crebristriata Newc. 

 Clemente I. ; San Miguel I., Cal. '. 



305 Helix Kellettii Fbs. 

 Catalina I., San Diego and south. 



306 Helix Californiensis Lea. 

 Monterey, Cal. Rare. 



307 Helix redimita W. G. Binn. 

 San Francisco to Monterey. 



308 Helix Nickliniana Lea. 

 Santa Cruz to Mendocino Co., Gil. 



309 Helix Bridgesii Newc. 



Contra Costa Co., Cal. (=Nickl. var.?) 



310 Helix arrosa GUI. 



Santa Cruz to Mendocino Cu., Cal. 



311 Helix exarata Pfeiff. 



Santa Cruz Co., Cal. ; Marin Co. ? 



312 Helix ramentosa Gld. 



Napa Co. to Santa Clara Co., Cal. 



313 Helix reticulata PJtiff. 



Locality unknown ; (=ramentosa var ?) 



314 Helix tudiculata Binn. 



Placer Co. to S. Diego, Cal. ; Oregon ? 



315 Helix Townsendiana Lea. 

 Crescent City, Cal., north ; Montana. 



316 Helix anachoreta W. G. Binn. 

 California? Oregon. (Rowell Mus.) 



317 Odotropis devia Gld. 

 Oregon to Vancouver's I. 



318 Aplodon Columbiana Lea. 



Wash. Territory to Santa Cruz, Cal. ; Sitkn ? 



319 Aplodon germana Gld. 

 "Oregon." Probably =Columb. far. 



320 Triodopsis Mullani Bid. 



Western Mountains of Montana. 



321 Triodopsis loricata Gld. 



Near San Francisco to Klamath Co., Cal. 



322 Pupa hordacea Gabb. 

 Fort Grant, Arizona. 



323 Pupa Arizonensis Gabb. 

 Fort Grant, Arizona. 



324 Isthmia corpulenta Morse. 

 Lake Taho to Washoe Co., Nev. 



325 Pupilla Californica Rowed 

 Near San Francisco to Monterey. 



3 



