_ 22 — 
Pupa Grevillei Chitty. 
— Jardiniana Chitty. 
— tenuidens C. B, Ad. Cuba. 
— Jamaicensis Ad. 
— hexodon Ad, Portorico. 
Suceinea contorta Ad, 
— latior Ad. 
Limnaea umbilicata Adams, 
Physa Sowerbyana d’Orb. 
Ancylus obscurus Hald. 
Planorbis Mac Nabianus Ad, 
— Redfieldi Ad. 
— Haldemanni Ad. 
— dentiferus Ad. 
— pallidus Ad. 
— decipiens Ad. 
— affınis Ad. 
Pneumonopoma. 
Geomelania jamaicensis Pfr. 
— minor C. B. Ad. 
— fortis C, B. Ad. 
— magna C. B. Ad. 
— procera C. B, Ad. 
— gracilis ©. B. Ad. 
— typica C. B. Ad. 
— expansa C, B. Ad, 
— affınis C, B, Ad. 
— media (0. B. Ad. 
— vieina C. B. Ad. 
— Hilliana C, B. Ad. 
— exilis C. B. Ad. 
— pauperata C. B. Ad, 
— conica C. B. Ad. 
— pyramidata C. B. Ad. 
— costulosa C. B, Ad, 
— striosa C. B. Ad. 
— elegans C. B, Ad. 
— inornata C. B. Ad, 
— parva (0, B. Ad. 
Chittya Livesayi Chitty. 
Truncatella Grayana C, B. Ad, 
Truncatella Beardsleana C. B. Ad. 
— pygmaea C. B. Ad. 
— subceylindrica Gray. 
— pulchella Pfr, 
— Caribaeensis Sow. 
— modesta C, B. Ad. 
— Adamsi Pfr. 
— scalaris Mich. 
Cyelotus crassus C. B. Ad. 
— novus saltus Chitty. 
— suturalis Sow. 
— dubiosus C, B. Ad. 
— asperulus Sow. 
— jamaicensis Chemn. 
-— dentistigmatus Chitty. 
— inutilis Chitty. 
— corrugatus Sow. 
— Portlandensis Chitty. 
— notatior Chitty. 
— notatus Chitty. 
— novae-spei Chitty. 
— cycloatus Chitty. 
— jugosus C. B. Ad. 
— Westmorelandensis Chitty. 
— nodosus Chitty. 
— Beswicki Chitty. 
— pallescens C. B. Ad, 
— varians C. B. Ad. 
— corrugatior Chitty. 
— gemma Chitty. 
— zigzag Chitty. 
— subrugosus Sow. 
— Duffianus C. B. Ad. 
— perpallidus C. B. Ad. 
— seminudus C. B. Ad. 
— de Burghaeanus Chitty, 
— rudisplanusque Chitty. 
— pretiosus Chitty. 
— Bairdianus Chitty. 
— ruber Chitty. 
— rupisfontis Chitty. 
