Phylum: Mollusca - Class: Gastropoda

 

Family: Caecidae J. E. Gray, 1850

Caecum armoricum de Folin, 1869 Caecum auriculatum de Folin, 1868 Caecum clarkii Carpenter, 1858
 
Caecum subannulatum de Folin, 1870 Caecum trachea (Montagu, 1803)  
   
Parastrophia asturiana de Folin, 1870