490 EXPLANATION OF PLATES. 
FIGURE. PAGE, 
81, Choanopoma (Jamaicea) anomala,C. B. Ad. Jamaica, 284 
82. Chondropoma magnificum, Sallé. Hayti, . 3 . 284 
83. Cistula Saulie, Sowb. Jamaica, . ‘ , . 284 
84. Tudora mumia, Lam. Fossil, West Indies, : ; . 284 
85. Tudora (Leonia) mamillaris, Lam. Spain, . ; . 285 
86. Cyclostoma suleatum, Lam. Hurope, . ; : . 285 
87. Cyclostoma elegans, Miill. Europe, . 285 
88. Cyclostoma (Tropidophora) Cuvierianum, Petit. "Mad- 
agascar, . 285 
89. Cyclostoma (Lithidion) lithidion, ‘Sowb. Arabia, . 285 
90. Cyclostoma (Otopoma) Naticoides, Recluz. Socotra, . 285 
91. Cyclostoma (Ligatella) ligatum, Miill. Cape Good Hope, 285 
92. Cyclophorus volvulus, Muller. India, . Z . 286 
93. Cyclophorus (Myxostoma) Troscheli, Benson. Ceylon, 286 
94. Cyclophorus (Theobaldius) annulatus, Troschel. Ceylon, 286 
95. Cyclophorus (Secabrina) Calyx, Benson. India, . . 286 
96, 97. Cyclophorus (Buckleya) Martinezi, Hidalgo. So. 
America, «. . 286 
98. Cyclophorus (Lagocheilus) tomotrema, “Benson. India, 287 
99. Cyclophorus (Ditropis) convexus, Blanford. India, . 287 
100, 1. Cyclophorus ( Acroptychia) metableta, Crosse and 
Fischer. Madagascar, ; : . 287 
2. Leptopoma perplexum, Sowb. Luzon, : s . 287 
3, 4. Leptopoma (Dermatocera) vitreum, Lesson. New 
Guinea, . 287 
5. Leptopoma (Leucopty chia) Tissotianum, Crosse. “New 
Guinea, : , : ‘ . 287 
6. Aulopoma Itieri, Guerin. Ceylon, : > . 2p 
7. Craspedopoma lucidum, Lowe. Madeira, . ; . 287 
PLATE 77. 
8, 9. Cyathopoma Deccanense, Blanford. India, . ~ 287 
10. Cyclotus planorbulus, Lam. Java, : ‘ 4 . 288 
11. Leptopoma acutimarginatum, Pfr. Philippines, . ~ 25H 
12. Cyclotus (Cyrtoloma) Mexicanus, Menke. Mexico, . 288 
13. Opisthoporus biciliatus, Mousson. Java, . : . 288 
14. Opisthoporus (Michopoma) hirsutus, Beddome. India, 288 
15. Rhiostoma Haughtoni, Benson. India, : ¢ . 288 
16. Cyclosurus Mariei, Morelet. Ins. Mayotte, . ‘ . 289 
17, 18. Pterocyclos anguliferus, Souleyet. Borneo, . . 289 
19, 20. Pterocyclos CSRigO hispidus, Pearson. Him- 
alayas, : , ‘ : . 289 
21. Pterocyclos (Diadema) parvus, Pease. Polynesia, . 289 
22, 25. Coelopoma Japonicum, A. Ad. Japan, . ; . 289 
23. Alyceus gibbus, Fer. Cochin China, . ; ; . 289 
24. Hybocystis gravida, Benson. India, ~. : : . 289 
