622 



BIBLIOGRAPHY OF 



[part I 



Wo. 





No. 





2(j 



Helix fraterna Say. 



49 



Helix suppressa Say. 





H. ir.onodon Wood. 



50 



tridentata Say. 





convexa Desh. 



51 



thyroidus Say. 



27 



fuliginosa Griffith. 



52 



zaleta Say. 





H. lucubrata Say. 



53 



Limnea caperata Say. 





laevigata Fer. 



54 



desidiosa Say. 



28 



hirsuta Say. 





L. curia Lea. 





H. fraterna Wood. 



55 



elodes Say. 



29 



indentata Say. 



56 



humilis Say. 



30 



inflecta Say. 



57 



reflexa Say. 





H. clausa Fer. 





L. exilis Lea. 



31 



inornata Say. 



58 



jugularis Say. 



32 



interna Say. 





L. speciosa Rossmasler. 





H.pomum ^rfam; Green. 



59 



umbrosa Say. 



33 



intertexta Binney. 



m 



columella Say. 



34 



labyrinthica Say. 



60 



Melania oanaliculata Say. 



35 



ligera Say. 



61 



conica Say. 





H. Rajinesquea Fer. 



62 



depygis Say. 





Wardiana Lea. 



63 



exilis Hald. 



36 



limatula Ward. 





M. Kirtlandianus Lea. 



37 



lineata Say. 



64 



gracilis Anth. 



38 



minuscula Binney. 



65 



Sayii Wood. 





H. minutissima Lea. 



66 



excurata Conr. 



39 



mono don Rack. 



67 



undulata Say. 





H. Leaii Ward. 



68 



varicosa Ward. 



40 



multilineata Say. 



69 



Paludina heterostropha 



41 



palliata Say. 



70 



Integra Say. [A7rt. 





H. obstricta Say. 



71 



ponderosa Say. 





denotata Say. 



72 



subcarinata Say. 





Carocolla Helicoides 





P. carinata Valenciennes 





Lea. 



73 



Physa ancillaria Say. 





Carocolla Carolinensis 





P. Sayii Tappan. 





Lea. 



74 



elongata Say. 



42 



Pennsylvania a Green. 



76 



gyrini Say. 



43 



perspectiva Say. 





P. elUptica Lea. 





H. parvula Desh. 



77 



heterostropha Say. 



4-1 



profunda Say. 





P. aurea Lea. 





H. Richardi Lam. 



78 



Planorbis armigerus Say. 



45 



pulchella Mull. 



79 



bicarinatus Say. 





H. minuta Say. 



80 



campanulatus Say. 





paludosa Mont. 



81 



concavus Anth. 



43 



Sayii Binney. 



82 



corpulentus Say. 





H. diodonta Say. 



83 



deflectus Sny. 



47 



solitaria Say. 



84 



dilatatus Gould. 



43 



striatella Anth. 





P. lens Lea. 



