4 
1524a Agriolimax Berendti Strebel. 
2614 
651 
1524 
652 
1527 
1528 
1529 
1520 
653 
654 
2021 
i879 
1961 
2919 
2596 
1362 
2976 
2593 
2598 
2982 
2595 
2597 
2022 
2718 
2592 
2978 
2979 
2980 
2981 
2594 
2974. 
1962 
2373 
1361 
1987 
2545 
2548 
2546 
2547 
2544 
1995 
2029 
2045 
1996 
2483 
2480 
655 
656 
1159 
657 
658 
2192 
2196 
2199 
2197 
2198 
659 
2193 
2194 
Archidoris Montereyensis (See 266). 
Ariolimax californicus J. G. Cooper. 
Agriolimax campestris hyperboreus 
Ariolimax columbianus Gould. 
Ariolimax Columbianus Gould. © 
Forma maculatus Cockerell. 
Forma niger Cockerell. 
Ariolimax columbianus straminea 
Ariolimax hemphilli W. G. Binney. 
Ariolimax hecoxi Wetherby. 
Ariolimax steindachneri 
Arion hortensis 
Genus Ashmunella Pilsbry. 
Ashmunella altissima 
Ashmunella angulata 2972 
Ashmunella ashmuni 
Ashmunella Ashmuni robusta 
Ashmunella Chiricahuana 2973 
Ashmunella duplicidens 
Ashmunella esuritor. Chiricahua Mts., Arizona. 
Ashmunella Ferrissi 
Ashmunella fissidens 
Ashmunelia hy}orhysa 
Ashmunella Kochii 
Ashmunella Levettei 
A: Levettei angigyra. Huachuca Mts., Arizona. 
Variety Heterodonta. Huachuca Mts., Arizona. 
Variety Proxima. Chiricahua Mts., Arizona, 
Ashmunella Mearnsi. N. M. 
Ashmunella metamorphosa 2975 
Variety Mogollonensis. N. M. 
Ashmunella miorhyssa (See 1950). 
Ashmunella pilsbryana 
Ashmunella pseudodonta 
Ashmunella pseudodonta capitanensis 
Ashmunella rhyssa 1360 
Variety edentata Ckll. 
Variety hyporhyssa 
Variety miorhyssa 
Ashmunella rhyssa townsend 
Ashmunella Thompsoniana 
Ashmunella Thompsoniana Cooperze 
Ashmunella Thompsoniana Pecosensis 2977 
Variety Porterze Pilsbry and Cockerell. 
Ashmunella Townsendi 
Ashmunella Walkeri 
Assiminea californica J. G. Cooper. 
Assiminea subrotundata Carpenter. 
Astarte compacta Carpenter. 
Astarte corrugata Brown. 
Astarte esquimalti Baird. 
Astarte alaskensis 
Astarte arctica Gray, 1824. 
Astarte Bennettii 
Astarte borealis Schum. 1817. 
Astarte fabula Reeve. 1855. 
Astarte fluctuata Carpenter. 
Astart polaris 
Astarte Rollandi Bernardi. 1858. 
