SYSTEMATIC INDEX 



Fam. : SPH^EEIIDiE (continued) 



Genus : 2. Pisidium, C. Pfeiffer, 1821 



1. P. amnicum (Miiller) . 



2. fP. astartoides, Sandberger 



3. P. cinereum, Alder 



4. P. nitidum, Jenyns 



5. P. personatum, Malm . 



6. P. pusillulum, B. B. Woodward 



7. P. milium, Held .... 



8. P. pulchellum, Jenyns 



9. P. subtruncatum, Malm . 



10. P. henslowanum (Sheppard) . 



11. P. supinum, A. Schmidt . 



12. P. moitessierianum, Paladilhe 



13. P. tenuilineatum, Stelfox . 



14. P. steenbuchii (Moller) . . 



15. P. iilljeborgii, Clessin . 



16. P. bibernicum, Westerlund 



17. P. obtusalastrum, B. B. Woodward 



18. ?P. conventum, Clessin 



Fam. : U N I N I D ^ 



B 



ourguig 



Genus : 1. Anodonta, Lamarck, 1799 



1. A. cygnea (Linne) 



2. A. anatina (Linne) 



Genus : 2. Pseudanodonta, 

 1876 



1. P. mimima (Millet) 

 Genus : 3. Unio, Retzius, 1788 



1. U. pictorum (Linne) 



2. U. tumidus, Retzius 



3. fU. cantianus, Kennard & B. B. W. 



4. fU. prestwichi, Kennard & B. B. W 



5. fU. littoralis, Cuvier .... 

 Genus : 4. Margaritifera, Schumacher, 



1. fM. auricularia (Spengler) . 



2. M. margaritifera (Linne) . 



nat, 



1816 



