106 Acephala; Elatohrajichia, 



Anodonta cataractae , Lam. 



dentiens, m. (Anod. cellensis, b, Synops. ed. i.) 



cellensis, Pf. (Mytilus cellensis, Gm. ) 



cygnea, Dr. (Mytilus cygneus , L. ) 



piscinalis , Nilss. 



ventricosa , Pf. 



ponderosa, Pf. (Mytilus griseus , Schroet. ) 



anatina, Dr. (Mytilus anatinus , L.) 



compressa, Zgl. 



obvoluta, Zgl. 



intermedia , Lam. 



a, maior. 



b. tninor. 



rubens , Lam. 



trapezialis , Lam. (Anodon ^iganteus, Spix. ) 

 Iridina , Lam. 



Dipsas, Leacli. (Appivis, Leacli.; Barbala, Humplir.) 

 Hyria, Lam. (Prisodon, a, et Paxyodon, Schum.) 



corrug-ata , Lam. 

 Alasmodonta, Say. (AL-ismidonta, Raf. ) - 



rugosa , Barnes. 



compressa , m. (Unio Bonelli, Fer., Un. de- 

 presssus , Mhlfld. ) 



marginata , Say. 



undulata , Say. 

 Unio, Retz. (Obovaria,Pleurobema, Amblema, Lampsi- 

 lis, Metaptera, Troncilla et Obiiquaria, Raf.) 



A, Cardinis dente cardinali crasso, lobato v, crenato. (Uuio, 

 Ok^ i Turt. ; Margaritana , Schum. ) 

 sinuatus , Lam. (Mya margaritifera , L,) 

 margaritiferus , Gaertn. (Un. elongata) Lam. ) 



