354 BULLETIN OF THE 



Part II. 

 No. 52. On the Genitalia and Lingual Dentition of Pulmonata, from the 

 Annals of the Lyceum of Natural History of New York, Vol. XI., June, 1874, 

 pp. 20-46, PI. I.-VI. (actually distributed Sept., 1874). 



Part III. 

 No. 53. On the Jaw and Lingual Dentition of North American Terrestrial 

 Pulmonata, from same as Part I., 1875, pp. 140-243, PI. I.-XVIII. (actually 

 distributed Sept., 1875). 



No. 54. On the Lingual Dentition and Genitalia of Partula and other Pul- 

 monata, from same as last, pp. 244-254, PI. XIX. -XXI. (distributed with the 

 last). 



Part IV. 



No. 55. On the Genitalia, Jaw, and Lingual Dentition of Certain Species of 

 Pulmonata, from same as No. 52, Vol. XL pp. 166-196, PI. XII.-XVIIL, 

 October, 1875 (actually distributed March, 1876). 



Vol. Ill of my " Notes " has thus far only the following : — 



56. On the Lingual Dentition, Jaw, and Genitalia of Carelia, Onchidella, and 



other Pulmonata, from the Proceedings of the Philadelphia Academy of 

 Natural Sciences, 1876, pp. 183-192, PI. VI. 



57. On the Land Shells of the Mexican Island of Guadelupe, collected by Dr. 



E. Palmer, from same, 1879, p. 16. 



58. On the Jaw and Lingual Dentition of certain Costa Rica Land Shells, col- 



lected by Dr. W. M. Gabb, from Annals of New York Academy of 

 Sciences, Vol. I. pp. 257-262, PI. XL, 1879. 



59. This paper. 



In addition to the above papers, I have published the following articles, of 

 which extra copies have not been distributed : — 



60. Note on Helix thyroides, Proc. Boston Soc. Nat. Hist., April, 1857, VI, 



128, 129. 



61. Descriptions of two supposed new species of American Land Shells, from 



same, Vol. VI. pp. 155, 156, 1857. 



62. Note on Geographical Distriljution of North American Land Shells, from 



same. Vol. IX. pp. 177, 1863. 



63. On Lingual Dentition studied by the Microscope and Photography, from 



American Journal of Conchology, Vol. V. pp. 37, 38, PI. XL, 1869, with 

 a note by Mr. Bland. 



64. Notes sur fiuelques esjKJces de mollusques fluviatiles de I'Amerique du 



Nord. From Journal de Conchologie, Vol XX. (3d series. Vol. VII.) 

 Paris, 1867, pp. 427-432. 



