Families and Gênera 



No. of species and varieties col- 

 lected by ihe "Siboga" Expédition 



No. of new species and varieties 



Family Ostreidae. 







Ostrea Linn 



3 





Family Pinnidae. 





Pinna Linn 



6 





Family Crassatellidae. 





Crassatella Lamarck 



3 





Family Carditidae. 







Cardita Bruguière 



8 



I 



Family Trapeziidae. 





, 



Glossocardia Stoliczka 



I 



I 



Family Isocardiidae. 







Isocardia Lamarck 



4 





Family Vesicomyidae. 







Vesicomya Dali 



3 



3 



Family LUCINIDAE. 







Lucina Lamarck 



I 





Codakia Scopoli 



4 





Myrtea Turton 



I 





Divaricella von Martens 



2 





Dentilucina P. Fischer 



7 



5 



Family UnGULINIDAE. 







Diplodonta Bronn 



5 



2 



Family Leptonidae. 







Kellia Turton 



I (young shells) 





Family Galeommatidae. 





Galeomma Turton 



2 





Scintilla Deshayes 



4 





Pythina Hinds 



I 





Family MoiXTACUTIDAE. 







Montacuta Turton 



4 



3 



Isoconcha Gen. nov 



I 



I 



Family Geloiniidae. 







Geloina Gray 



3 



I 





Batissa Gray 





Family Telllinidae. 





Tellina Linn 



28 

 2 



2 



Macoma Leach 





Family Scrobiculariidae. 







Semele Schumacher 



2 





Abra Lamarck 



4 



3 



Theora H. & A. Adams 



I 





Family Donacidae. 







Donax Linn 



2 





Family Mesodesmatidae. 





Mesodesma Deshayes 



2 





