390 



INDEX. 



Page. 

 Goniobasis semicarinata, 



Lea, 38 



semicostata, C. 23 

 semigradata, 



Reeve, 18 



Shastaensis, L. 27 

 Shelbyensis, 



Lea, 116 



Sbowalterii, 



Lea, 117 



silicula, Gld. 27 

 simplex, Say, 33 

 Smithsoniana, 



Lea, 19 



solidula, Lea, 116 

 sordida, Lea, 37 

 S|3artenburgen- 



sis, Lea, 29 



spams, Lea, 24 



" Spillmanii, L. 28 



spinella, Lea, 39 



Stewardsoniana, 



Lea, 15 



strenua, Lea, 18 

 striatula, Lea, 25 

 subangulata, 



Anth. 30 



subcylindracea, 



Conrad, 27 



sublirata, Con. 15 

 subrhombica, 



Lea, 28 



subsolida, L. 33 

 sulcosa, Lea, 40 

 suturalis, Lea, 22 

 symmetrica,!!. 30 

 tabulata, A. 29 

 tamiolata, A. 118 

 Taitiana, Lea, 39 

 tecta, Anth. 30 

 tenebrosa, Lea, 21 

 tenebrovittata, 



Lea, 35 



tenera, Anth. 36 

 terebralis, Lea, 26 

 teres, Lea, 26 



Page. 



Goniobasis textilosa, A. 118 

 Thorntonii, L. 21 

 torta, Lea, 33 

 torulosa, A. 29 

 translucens, A. 35 

 tripartita, R. 25 

 trochiformis,C. 27 

 Troostiana, L. 40 

 Tryoniana, L. 14 

 Tuomeyi, L. 19 

 Ucheensis, L. 30 

 undulata, T. 5 

 Vanuxemiana, 



Lea, 117 



Vanuxemii, L. 33 

 varians, Lea, 14 

 variata, Lea, 119 

 varicosa, W. 38 

 Vauxiana, L. 31 

 vesicula, Lea, 18 

 versipellis, A. 21 

 vicina, Anth. 29 

 Viennaensis, L. 22 

 vireus, A. 33 



Virginica, Gm. 39 

 virgulata, L. 120 

 viridicata, L. 23 

 viridostriatus, 



Lea, 16 



vittata, Lea. 17 

 vittatella, Lea, 38 

 Warderiana, L. 33 

 Whitei, Lea, 27 



Goniobranchus, Pease, 204 

 " albomacula- 



tus, P. 204 

 " reticulatus, 



Pease, 204 



Helicinacircumlineata, T. 305 



Helix alternata, Say, 261 



anachoreta, W. G. 



Binn. 311 



" arborea, Say, 13, 251 



" arcolata, Sowb. 319 



" arrosa, Gould, 311 



