CALTAGIRONE. (See p. 67.) 
Mactra triangula, Broc. 
Amphidesma, new species. 
Corbula nucleus. 
Psaramobia angulata (Tellina, Lin.) 
Cytherea lincta. 
Venus multilamella. 
Cardita sulcata, Brug. 
,, squamosa. 
Cardium echinatum. 
Area antiquata. 
* Nucula Italica, Def. 
Pecten opercularis. 
„ Bruei, Payr. 
Dentalium, new species. 
,. enlalis. 
„ noverh costatura. 
Fissurella costaria, Desk. 
Calyptrsea chinensis. 
Bulla lignaria. 
Natica canrena. 
Natica Dilwynii, Payr. 
,, Valenciennesii, Payr. 
„ Guillemini, Payr. 
Scalaria tenuicostata, Mich. 
Turritella terebra. 
Cerithium Latreillei, Payr. 
* Pleurotoma, new species. 
vulpecula, Broc. 
„ craticulata, Broc. 
Fusus craticulatus, Blain. 
,, lignarius. 
,, rostratus. 
Murex Brandaris. 
Rostellaria pes pelicani. 
* Buccinum semistriatum. 
mutabile. 
,, prismaticum, Broc. 
* „ turbinellus, Broc. 
Mitra lutescens. 
Cypraea oryza, Duclos. 
CASTROGIOVANNI. (See p. 67.) 
Lucina lactea. 
* Nucula Italica, Def. 
Pecten Jacobseus. 
Pecten opercularis. 
Natica Guillemini, Payr, 
VIZZINI. 
Murex Brandaris. 
PIAZZA. 
Ostrea edulis. 
VAL DI NOTO. 
Pectunculus glycimeris. J' Pecten opercularis. 
PALERMO. — (In limestone and clay. — See p. 65.) 
* Clavagella bacillaris, Desk. 
Solen coarctatus, Broc. 
Panopea Aldrovandi. 
Thracia corbuloides, Desk. 
„ pubescens, Desk. 
Lutraria solenoides. 
Corbula nucleus, 
Tellina Donacina. 
,, new species. 
Lucina radula. 
„ new species, a lupinus ? Broc. 
„ lactea. 
Astarte, new species, an incrassata ? 
,> new species. 
