44 TWENTY-SEVENTH REPORT ON THE STATE MUSEUM. 



Margaritana undulata Lea New York 1 



Anodonta decora Lea Ohio Eiver 1 



Anodonta fluviatilis Lea Troy, N. Y 3 



Anodonta implicata Say Troy, N. Y 2 



Anodonta lacustris Lea Cedar Lake, N. Y 1 



Anodonta Lewisii Lea Troy, N. Y 3 



Anodonta undulata Say Beaver Creek, N. Y 1 



Pisidium aequilaterale Pr Mohawk River, N. Y. . . 28 



Pisidium compressum Pr Mohawk River, N. Y. . . 51 



Sphaerium partumeium Say Newark, N. J 3 



Sphaerium simile Say Irvington, N. J 3 



Sphasrium striatinum Lam Mohawk, N. Y 23 



Valvata tricarinata Say Mohawk, N. Y 55 



Amnicola Cincinnatiensis Anth Erie Canal, N. Y 24 



Bythinella obtusa Lea Erie Canal, N Y 34 



Gillia altilis Lea (Lewis) Troy, N. Y 132 



Somatogyrus subglobosus Say (Lewis) . . Mohawk, N. Y 22 



Melantho rufa Hold Troy, N. Y , 3 



Melantho decisa Say ,...-. Newark, N. J 29 



Melantho Nolani Tryon Selma, Ala 8 



Melantho integer Say Troy, N. Y 13 



Melantho integer Say, reversed Mohawk, N. Y 1 



Planorbis trivolvis Say Troy, N. Y 10 



Planorbis trivolvis Say East Newark, N. J 60 



Planorbis armigerus Say Burlington, Vt 8 



Planorbis bicarinatus Say Columbia, Pa 7 



Physa heterostropha Say Albany, N. Y 4 



Physa ancillaria Say Troy, N. Y 11 



Limnaea catoscopium Say Mohawk River, N. Y. . . 4 



Limnaea desidiosa Say Newark, N. J 20 



Limnaea elodes Say Troy, N. Y 18 



Limnaea humilis Say, var. parva Lea Albany, NY 6 



Limnaea humilis Say, Charleston, S. C 20 



Limnaea reflexa Say Pennsylvania 2 



Goniobasis livescens Menhe Troy, N. Y 10 



Goniobasis lita Lea Selma, Ala 3 



Goniobasis quadricincta Lea Montevallo, Ala 16 



Goniobasis virginica Gmel Erie Canal, N. Y 9 



Goniobasis pudica Lea Selma, Ala 1 



Goniobasis Vanuxemensis Lea Selma, Ala 14 



Euryccelon lepida Lea Selma, Ala 9 



Trypanostoma Conradi Tryon Beech Creek, Selma, Ala. 7 



Trypanostoma subulare Lea Mohawk River, N. Y.. . 4 



