MOLUSCOS TESTÁCEOS MARINOS 



95 



Número 



de 

 especies. 



Umbrellidce . . . 

 Pterotrachei- 



dcp 



Atlantidce 



Conidce 



Cancellariidce 

 Marginellidce. 



Volutidce 



Mitridcs 



Fasciolariidce 

 Bnccinidoe. ... 



Nassidce 



Columbellidoe . 

 Muricidce 



Tritonidce .... 

 Cassididce. . . . 



Doliidce 



Cyprceidce. . . . 



ChenopodidcB. 

 Cerithiidce. . . . 



Vermetidce . . . 

 Turrítellidce . . 



Ccecidoe 



Littorinidce . . . 

 Fossaridce . . . 



Umbrella 1 



Carinaría 2 



Atlanta, Oxygyrus 2 



Conus, Surcula, Drillia, Spirotropis, 

 Bela, Typhlomangelia, Mangilia, Cla- 

 thurella, Daphnella, Raphitoma, Ho- 

 motoma, Bellardiella, Thesbia, Tara- 

 nis, Haedropleura, Pleurotomella, Mi- 



tromorpha, Lachesis, Halia 65 



Cancellaria 4 



Marginella 5 



Cymbium 1 



Mitra 8 



Fusus, Troschelia, Fasciolaria 8 



Neptúnea, Sipho, Buccinum, Pisania, 



Pollia, Euthria 18 



Nassa, Cyclops 16 



Columbella, Mitrella, Pyrene 7 



Trophon, Typhis, Murex, Pseudomurex, 



Purpura 21 



Tritón, Apollon, Epidromus, Ranella.. . 8 



Cassis, Cassidaria 4 



Dolium 1 



Amphiperas, Cypríea, Trivia, Pedicula- 

 ria, Erato 16 



Aporrhais 2 



Triforis, Cerithium, Pirenella, Bittium, 



Cerithidium, Cerithiella, Cerithiopsis. 20 



Vermetus, Siliquaria 8 



Turritella, Mesalia, Mathilda 8 



Caecum, Parastrophia 6 



Littorina, Lacuna, Cithna 12 



Fossarus 2 



