Mollusca . 63 



Cypraea pustulata, Lam. Panama, 

 stercoraria, Linn. Africa. 

 Trivia sphserula, Mighels. Paumotu Arch. 

 Natica cancrena, Linn. West Indies. 

 Vivipara glauca, Linn. 

 Nerita atropurpura, Reel. Singapore. 

 Phasianella bulimoides, Lam. Australia. 

 Astralium sulcatum, Martyn. New Zealand. 

 Turbo marmoratus, Linn. China. 

 Haliotis pulcherrima, Martyn. 

 FivSSurella crassa, Lam. Valparaiso. 

 Acmsea mitra, Esch. California, 

 pelta, Esch. California. 

 Cryptochiton stelleri, Midd. California. 

 Haminea rotundata, A. Adams. Australia, 

 virescens, Sowerby. Pitcairn Id. 

 Hydatina physis, Linn. Mauritius. 

 Dollabella scapula, Martyn. Port Dennison. 

 Rh3-tida lampra, Pfr. Tasmania. 

 Zonites algira, Linn. Spain. 

 F'lammulina fordei. Brazier. Tasmania. 

 Alexia meridionalis. Brazier. Tasmania. 

 Gundlachia beddomei, Pett. Tasmania. 

 Gastrochsena mumia, Spengler. Singapore. 

 Pisidium tasmanicum, Ten-Woods. Tasmania. 

 Unio aesopus. Green. MivSsissippi River. 



camptodon, Say. New Orleans. 



clavus. Lam. Ohio River. 



coccineus, Lea. Ohio River. 



foliatus, Hild. Ohio River. 



fragosus, Conrad. Ohio River. 



gracilis, Barnes. Ohio River. 



graniferus, (var.) Lea. Cumberland River. 



iris. Lea. Ohio River. 



jejunus. Lea. Virginia. 



lachrymosus. Lea. Miami Canal. 



obliquus. Lam. Ohio. 



phaseolus, Hild. Ohio. 



plicatus, Lesueur. Ohio River. 



rugosa, Barnes. Ohio River. 



