Lepton nitidum, v lineolata,y(^. 



Lepton nitidum, v pisidialis, y^^. 

 Lepton suLCATULUM,yf_^ 

 Lepton Clarke^, CL 



Genus II.— Montacuta, Turt. 

 MONTACUTA SUBSTRIATA, Moilt. 



Montacuta substriata, v laevis, Jeff. 

 Montacuta bidentata, Mont. 

 Montacuta tumidula, Jeff. 

 Montacuta ferruginosa, Mojit. 



Montacuta ferruginosa, v oblonga, Turt. 

 Montacuta Dawsoni, Jeff. 



Genus III.— Lasaea, Leach. 

 LaSvEA rubra, Alont. 



Lasaea rubra, v pallida, y^^ 



Genus IV.— Kellia, Ttirt. 

 Kellia SUBORBICULARIS, MoTlt. 



Kellia suborbicularis, v lactea, Bro. 

 Kellia cycladl\, S. Wood. 



Family IX.— LUCINID/E, D' Orbigny. 



Genus I. — Loripes, Poli. 



Loripes lacteus, Z. 



Loripes lacteus, v Desmarestii, Fayr. 

 Loripes divaricatus, Li7i?i. 



Genus II.— Lucina, Brug. 



LUCINA SPINIFERA, M07lt. 



Lucina spinifera, v minor, Jeff. 



LUCINA BOREALIS, L. 



Lucina borealis, v depressa, Jeff, 

 Lucina borealis, v gibba, Jeff. 



Genus III.— Axinus, /. So7u. 



AXINUS FLEXUOSUS, MoJlt. 



Axinus flexuosus, v polygona, y^^ 



AxiNUS CROULINENSIS,y^ 

 AxiNUS FERRUGINOSUS, F07'l?. 



