J\1Y.^, 



SB Mya truncata 

 8J aretiai'ia 



88 ABatina trimeata 



89 subrostrata 



90 globulosa 



91 trapezoides 



92 myalis j 



LUTR^RIA. 



93 Lutraria Solenoides 



94 elliptica 



95 rugosa 



96 tellenoides ? TeTlina aiigulata, Linn.; 



Chemn. vi. t. 9. f. 74 75 



^ papyracea. — Obs. This shell accords 



with Lamarck's description, but not with 

 either of the figures he cites 



MACTRA. 



98 Mactra gigantea, one large, and two small 



specimens 

 99 Spengleri 



100 striatella 



101 carinata 



102 helvacea 



103 grandis 



104 Stultorum, and varieties 



105 Australls 



106 violacea 



107 — turgida 



108 plicataria 



109 — rufescens 



