192 
pore. Central nervous system peculiar by the unusually long: 
cerebral commissure and very short cerebro-visceral and cerebro- 
pedal connectives.’’—Pilsbry. 
2952 Zacoleus Idahoensis Pilsbry. 
Pilsbry, Phila acad pr 1903:626. Meadows, Idaho (EK. H. 
Ashmun). 
2953 MHolospira Ferrissi 
Pilsbry, 1. c. 1905:216. Huachuca Mts., Arizona (Ferriss). 
2954 Pilsbry, H. A.: 
Mollusca of the southwestern states. 1. c. 211-290. An im- 
portant contribution on the genera Holospira, Ashmunella, Son- 
orella and Oreohelix. The following are described. 
2955 Genus Oreohelix Pilsbry. 
Pilsbry, Phila acad pr 1905:268. Based on species of Helix,. 
Patula and Pyramidula of various authors. Type Helix strigosa. 
2956 Oreohelix strigosa 
2957 Variety concentrata. Arizona. 
Based on Patula strigosa var. concentrata Dall. 
2958 Variety Huachucana. Arizona. 
2959 Variety Socorroensis. New Mexico. 
2960 Oreohelix barbata 
Cave Creek canyon, Chiricahua Mts., Arizona. (J. H. Ferriss).. 
2961 Oreohelix Yavapai 
Near Jerome, Arizona. 
2962 Variety Neomexicana. N. M. 
2963 Oreohelix Chiricahuana 
Chiricahua Mts., Arizona (Ferriss). 
2964 Sonorella virilis 
2965 Variety circumstriata 
2966 Variety Huachucana 
2967 S: Hachitana Ashmuni 
Based on Sonorella Ashmuni Bartsch. 
2968 Variey Bowiensis. Bowie, Arizona. 
2969 Variety Rowelli. (Helix Rowelli Newc.) 
2970 S: Granulatissima parva. Arizona. 
2971 #£=Variety Latior 
2972 Ashmunella angulata. Chiricahua Mts., Arizona. 
2973 Ashmunella Chiricahuana. Chiricahua Mts. 
2974 Variety Mogollonensis. N. M. 
2975 Ashmunella metamorphosa. Chiricahua Mts. 
2976 Ashmunella Ashmuni robusta 
2977 <A: Thomsoniana pecosensis 
2978 <A: Levettei angigyra. Huachuca Mts., Arizona. 
2979 Variety Heterodonta. Huachuca Mts., Arizona. 
2980 Variety Proxima. Chiricahua Mts., Arizona, 
2981 Ashmunella Mearnsi. N. M. 
2982 Ashmunella esuritor. Chiricahua Mts., Arizona. 
2983 Bartsch, Paul: 
The recent and fossil mollusks of the genus Cerithiopsis from 
the west coast of America. U.S. natl mus pr 40:3271367 t 36-41. 
The recent and fossil mollusks of the genus Bittium from the- 
west coast of America. 1. c. 383-414, t 51-58. 
The following notes are taken from the above papers. 
2984 Cerithiopsis (Cerithiopsis) fatua 
Type locality:——-Lower Pleistocene, Deadman’s Island, Cal. 
