366 REFERENCE TO PLATES, VOL. XIX. 



41. Cochlicopa 1. lubricella Stab. Acad. coll 321 



42. Cochlieopa 1. morseana Doh. Acad. coll 316 



43. Cochlieopa 1. appalachicola Pils. Acad. coll 317 



44. Cochlieopa lubrica (azorica Alb.). Azores. Acad. 



coll 320 



45. 46. Cochlieopa 1. maderensis Lowe. Madeira. Acad. 



coll 320 



PLATE 50. 



1, 2. Digoniaxis bourguignati Jouss. After Joussaume. 288 



3. Coilostele scalaris Bens. Conch. Indica 339 



4. Coilostele paladilhiana Nevill. Ann. Mus. Geneva. . 340 



5. Coilostele boiirgniguati Jouss. Bull. Soc. Mai. Fr. . . 341 



6. Coilostele eylindrata Bttg. After Boettger 343 



7. Coilostele acus Pfr. Conchyl. Cabinet 344 



8. Coilostele stenostoma Jouss. Bull. Soc. Mai. Pr 341 



9. Hohenwartiana bourguignatiana Ben. Acad. coll. . . 330 

 10. Hohenwartiana biondiaua Ben. Acad. coll 334 



PLATE 51. 



1, 2. Hohenwartiana hohenwarti Rossm. Acad. coll. . . . 328 



3. Hohenwartiana bugesi Bgt. After Bourg 329 



4. Hohenwartiana moitessieri Bgt. After Bourg 330 



5. Cascilioides tiberiana Ben. After Benoit Vol. XX. 



6. Hohenwartiana eucharista Bgt. After Bourguignat. . 333 



7. 8. Hohenwartiana thamnophila Bgt. After Bourguig- 



nat. 331 



9. Hohenwartiana locardi Loc. After Locard 329 



10,11. Hohenwartiana h. lubrieoides Jan. Acad. coll... 329 

 12, 13. Hohenwartiana paladilhi Bgt. After Bourguig- 

 nat 332 



14, 15. Hohenwartiana aradasiana Ben. Acad. coll 335 



16. 17. Hohenwartiana alleryi Cafici. Nat. Sicil 336 



PLATE 52. 



1. Cochlieopa thalassina Jouss. After Jousseaume 326 



2. Ferussacia moreleti Pallary. After Morelet 231 



3. Opeas scalare Dh. After Deshayes 349 



4. Natalina knysnaensis. Pallial organs. H. P., del... xi 



5. Streptaxis deformis. Pallial organs. H. P., del x 



6. Circinaria vancouverensis. Pallial organs. H. P., del. xi 



7. Oleacina o. straminea. Pallial organs. H. P., del. . . xii 



8. Streptostyla sumichrasti Anc. After Dautzenberg. . . 211 



