NORTH AMERICAN CONCHOLOGY. 



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Family Helicinacea. 



Plate. Fig. Name. 



Helicina chrysocheila Blnney 

 lxxv 14, 16 Hanleyana Pfr. 



occulta Say (fossil?) 



II. rubella Green? 

 orbiculata Say. 



Olygyra orbiculata Say. 

 H. vestita Guild ? 



castanea Sowerby? 

 tropica Ian. (pi. lxxiii part.) Texas. 

 H. Ambeliana Sowerby. 

 lxxv 17 subglobulosa Poey. Key Biscayne 



fastigiata De Kay \ _ Helix 

 plicata De Kay J 



Locality. 

 Tampico, Texas. 

 New Orleans. 

 Western States. 



Georgia, Tenn., Ala., 

 Texas, &c. 



Tufts. — Catalogue of Shells deposited in the State Cabinet: by 

 Samuel Tufts, Jr. (From Catalogue of Massachusetts State 

 Cabinet — Appendix. Boston, 1859.) 



Pa. No. 



85 26 Teredo navalis. 



85 27 Pholas costata. 



85 11 crispata. 



85 28 Solen ensis. 



85 30 Solecurtus caribbeeus. 



85 33 Machsera nitida. 



85 34 costata. 



85 35 Solemya velum. 



85 36 borealis. 



85 39 Glycymeris siliqua. 



85 40 Mya arenaria. 



85 42 truncata. 



85 43 Corbula contracta. 



85 44 Pandora trilineata. 



85 46 Lyonsia hyalina. 



85 47 Anatina papyracea. 



85 49 Cochlodesma Leana. 



85 50 Thracia Conradi. 



85 23 Couthouyi. 



85 22 truncata. 



85 51 Mactra solidissima. 



85 53 ovalis. 



85 54 lateralis. 



