GREATER ANTILLES 



351 



Land Mollusca of the Crreater Antilles 



Glandina . 



Streptostyla 



Yolutaxis , 



Selenites . 



Hyalinia . 



Patula 



Sagda 



Microphysa 



Cysticopsis 



Hygromia (?) 



Leptaxis (?) 



Polygyra . 



Jeanerettia 



Euclasta . 



Plagioptycha 



Strobila 



Dialeuca . 



Leptoloma 



Eurycampta 



Coryda 



Thelidomus 



Eurycratera 



Parthena . 



Cepolis 



Caracolus . 



Polydontes 



Hemitroclius 



Polymita . 



Pleurodonta 



Inc. sed. , 



Simpulopsis 



Bulimulus 



Orthalicus 



Liguas 



Gaeotis 



Pineria 



Macroceramus 



Leia . 



Cylindrella 



Pseudobalea 



Stenogyra 



1 

 4 



7 

 15 



3 

 1 

 3 



2 

 34 



130 

 2 

 6 



15 



2 

 11(?) 1 



24 



1 

 34 



2 



14 

 36 



14 



14 



2 



35 



1 



(?) 



Opeas 



Subulima 



Glandinella 



Spiraxis 



Melaniella 



Geostilbia 



Cionella 



Leptinaria 



Obeliscus 



Pupa . 



Vertigo 



Strophia 



Clausilia 



Succinea 



Vaginiila 



Megalomastoma 



Neocyclotus 



Licina 



Jamaicia . 



Crocidopoma 



Rolleia 



Choanopoma 



Ctenopoma 



Cistula 



Chondropoma 



Tudora 



Adamsiella 



Blaesospira 



Xenopoma 



Cistula 



Colobostylus 



Diplopoma 



Geomelania 



Chittya 



Bland iella . 



Stoastoma . 



Eutrochatella 



Lucidella . 



Alcadia 



Helicina 



Proserpina . 



2 



4 



19 



li 



2 

 13 



1 

 1 



25 



30 



15 



57 



7 



1 



1 



1 



15 



4 



1 



21 



"9 



58 



2 



(?) 

 14 



(?) 



3 

 13 



21 



1 



80 

 6 

 4 

 14 

 16 

 4 



2 

 2 



33 (?) 



'2 

 1 



12 

 2 

 3 



(?) 



17 



12 



3 



1 

 19 



1 



3 

 19 



5 



1 

 1 

 6 

 1 

 4 

 24 



The Virgin Is., with St. Croix, Anguilla, and the St. Bar- 

 tholomew group (all of which are non- volcanic islands), are 

 related to Porto Rico, while Gaudeloupe and all the islands to the 

 south, up to Grenada (all of which are volcanic), show marked 

 traces of S. American influence. St. Kitt's, Antigua, and 

 Montserrat may be regarded as intermediate between the two 

 groups. St. Thomas, St. John, and Tortola have each one 



