i:i i i 1:1 m i PO ri.A i , 425 



H:i PACK. 



7. Yolvntrlla nmiin.iji Ad. Thes., .... 



\ Haminaa diaphana Couth, U. S. Exped., 

 LO. OjliDdroballa sowerbiei Montr, .1. <!<<'., . 



11. Volvutella Candida Pse. A. J. C., . 



12. Cylichna domitas Dall. Blakr KYp., . . . .294 



\'2n. Atys carilura ()rl. Specimen, ..... 274 



1M. Cylichna dalli Verrill. Tr. Conn. Acad 1 J'.'7 



14 CMichna itrigella A. Ad. Thes., . . . .314 



15-17. Bulla nebulossi, .u r i//ard-plate. Pilsbry, del., . . 328 



18. Haminea succinea Conr. Specimen, 



19, 20. Bulhi roperiana Pils. Specimen, .... 336 



21. Bulla adansoni Phil. Specimen, .... 



PLATE 49. 



1, 2. Actseon tornatilis L. Moll. Reg. Arct., . . .148 



3. Actaeou tornatilis L., 148 



4. Actieon luteofasciata Miihlf. Berl. Verb., . . .1 fo 

 5,6. Actseonina chariis Wats. Chall. Rep., . . . .17-1 

 7. Leucotina niphonensis Ad. C. Icon., . . . .in* 

 8,9. Leucotina modesta Ad. C. Icon., . . . .170 

 10, 11. Actseon bullatus Old. Expl. Exped., . . . 1U3 

 12, 13. Actseonina edentula Wats. Chall. Rep., . . .173 

 14-16. Leucotina sinuata Ang. P. Z. S., .... 171 

 17, 18. Solidula solidula L. Gen. Rec. Moll, . . .142 



19. Leucotina esther Ang. P. Z. S., . . . .170 



20, 21. Ovulacteeon meekii Dall. Blake Rep., . . .178 



22, 23. Leucotina elongata Sowb. Sh. S. Af., . . .172 



24. Actseon punctocrelatus Cpr. Specimen,. . . . 1M> 



PLATE 50. 



25, 26. Tornatina canaliculata Say. Pilsbry, del, 



27-29. Tornatina candei Orb. Pilsbry, del., . . 1 86 



30. Tornatina bullata Kn. Pilsbry, del., . 

 31-34. Tornatina singaporensis Pils. Pilsbry, del., . . l'.4 

 35-37. Tornatina capitata Pils. Pilsbry del., . . .11)5 



38. Tornatina culcitella Old. Pilsbry del 1*1* 



39, 40. Tornatina cerealis Old. Pilsbry del., . . .188 



NOTE. The number^ M to oS are omitted from the series of plates, PI. 50 

 being followed by PI. .V.i 



PLATE 59. 



1, 2. Atys jeffreysi Weink. Ann. Mag., . . . ,277 



3. Atys brocchii Mich. Condi, foss. subap., . . . _77 



4, 5 Cylichna parvula Jeffr. Ann. Mag., . . , . 293 

 6. Cylichna sarsii Ad. Thes., 



