— 195 — 



n. sp., id.] (PI. i). — H. OvERTOX. Notes on the anatomy of 

 Ihe generative organs of Ariophanta Juliana Gray fligs). — 

 W. E. CoLLiNGE. Notes on Slugs and Slug like Molluscs : 

 5, On a new and interesting genus of Slugs. 6, Arion sub- 

 fuscus from the Orkney Isles. 7, Absence of the maie gene- 

 rative organs in Avion hortcnsis Fér. — Proceedings of the 

 Midland Malacological Society. 



ïhc Nautîlus, a monthly devoted to the interests of Con- 

 chologists. Editors : H. A. Pilsbry and C. W. Johnson. 



Volume XVII, n» 12, april 1904. 



Contents : Bryant Walker. New species otSomatogyrus 

 {S. Hinkleyi n. sp., Alabama; S. constrictus n. sp., id. ; 

 S. nanus n. sp., id. ; S. umbilicatus n. sp., id. ; 5. coosaensis 

 n. sp., id.; S. obtusus n. sp., id. ; S. crassus n. sp., id.; 

 S. georgianus n. sp., Georgia; S. pennsylvanicus n. sp., 

 Pennsylvania; S. rirginicusn. si>., Virginia ; S. Pihbnjanus 

 n. sp., Alabama] (pi. v). — H. A. Pilsbry. A new 

 Subspecies of Pohjgyra tridentata [discoidea n. subsp., 

 Southern Indiana]. — Ch. W. Johnson. Description of two 

 new Tertiary Fossils [CanceUaria rapella n. sp., Miocène, 

 North Carolina ; Linearla?dkaric(ita n. sp., Eocene, Texas]. 

 (figs). — General Notes : Occurence of Zinc in Fulgur. 



Volume xvni, n^ 1, may 1904. 



Contents : W. J. Raymond. Two new Species of IHeuw- 

 toma from California [PL (Genota) Stearnsiana n, sp., 

 PJ. (Antiplanes) cataUnss n. sp.]. — H. A. Pilsbry and 

 Y. lliRASE. Descriptions of new Japanese Land Shells [Eu- 

 lota (l'iecîotropis) pamiosa var. awashimmia n. var., 

 E. (Plectotropis) sJiikokuensis subdicesta n. subsp., E. (Ae- 

 gista) emincns n. sp., E. (Aegiata) mimula var. gouiosoma 

 n. var., Pimctum daclnshim n. sp., P. apertum n. sj>., Zo- 

 nitoides chishimanus n. sp., Macrocklamys chaunax n. sp., 



