— 3G — 



• ■ ^. 



F. grrcca, Lamk. 



F. gibba, Phil. Common. 



F. rosea ? , Lamk. Very comnion, especially when young. 



Genus Pileopsis, Lamk. 



P. hungarica, Lamk. Maltese name Capocc, Kare. At- 

 tached to shells and Nullipores. 



Gcnus Thyreus, Phil. 



T. paradoxus, Phil. * Yery rare. Found attachod to Mille- 

 pora truncata. 



Genus Calyptrrea, Lamk. 



C. vulgaris, Phil. Rather common. Attached to shells. May 

 be found at Isola Point and other places. 



Genus Crepidula, Lamk. 



C. unguiformis, Lamk. Maltese name Papocc. Found in 



Dolium (jalca, Cassis undulata, dc. 

 C. gibbosa, Defranc. Rather common. Found attached to 



Nullipores. 



Genns Ancylus, Geof. 

 A. fhwiatilis, Drap. Found in fountains and aqueducts. 



V. Famiiia BULLiEACEA, Lamk. 

 ( Tectibranchiata.) 



Genus Bullaca, Lamk. 



B. planciana, Phil. Found in muddy bottoms at the Marsa, 

 Corradino, and other places. 



