CONTENTS 



Page 



Introduction and acknowledgments 1 



The cyclophorid moUusks of Cuba, by Carlos de la Torre and Paul 



Bartsch 3 



Family Cyclophoridae 3 



Subfamily Megalomastominae 3 



Genus Farcimen 4 



Subgenus Farcimen 5 



Subfamily Aperostominae 38 



Genus Crocidopoma 39 



Subgenus Cyclocubana 39 



The cyclophorid moUusks of the West Indies, exclusive of Cuba, by Paul 



Bartsch 43 



Family Cyclophoridae 43 



Subfamily Megalomastominae 43 



Genus Farcimen 43 



Subgenus Neopupina 43 



Genus Farcimoides 46 



Genus Megalomastoma 48 



Subgenus Megalomastoma 48 



Subgenus Megalomastomoides 50 



Subfamily Diplommatininae 51 



Genus Adelopoma 51 



Subfamily Amphicyclotinae 52 



Genus Cyclohaitia 52 



Genus Amphicyclotulus 54 



Subgenus Amphicyclotulus 54 



Subgenus Cycloblandia 60 



Subfamily Aperostominae 62 



Genus Crocidopoma 62 



Subgenus Crocidopoma 62 



Genus Cyclojamaicia 67 



Genus Cyclovendreysia 69 



Genus Cyclopilsbrya 71 



Subgenus Cyclopilsbrya 71 



Subgenus Cyclocaymania 79 



Genus Ptychocochlis 82 



Genus Poteria 105 



Subgenus Poteria 106 



Subgenus Cyclobakeria 115 



Genus Aperostoma 124 



Subgenus Cycladamsia 125 



Subgenus Austrocy dolus 132 



Subgenus Cyclohidalgoa 136 



Pseudogeneric term Incerticyclvs 137 



