MOLLUSC A 285 



(12) Philonesia plicosa Ancey. 



Microcystis plicosa Ancey, Bull. Soc. Malac. France, vi. (1889), p. 200. 

 Hab. Oahu (Ancey) ; Palolo (Baldwin). 



(13) Philonesia sericans Ancey. 



Microcystis sericans Ancey, P. Malac. Soc. London, iii. (1899), p. 268. 

 Hab. Hawaii, Olaa (Ancey). 



(14) Philonesia subrutila Mighels. 



Helix subrutila Mighels, P. Boston Soc. 11. (1845), P- i9- 



Hab. Oahu (Mighels, &c.). — Mr Baldwin gives Kauai, but I doubt this ; the 

 species is unknown to me. 



(15) Philonesia S7ibtilissima Gould. 



Helix subtilissima Gould, P. Boston Soc. 11. (1846), p. 177 ; U.S. Explor. Exped. 



Moll. pi. V. fig. 62. 

 Unknown to me ; from the figure I am not certain of its generic position. 

 Hab. Maui (Gould). 



(16) Philonesia turgida Ancey. 



Microcystis turgida Ancey, Bull. Soc. Malac. France, vii. (1890), p. 339; Sykes, 

 P. Malac. Soc. London, iii. pi. xiii. figs. 5 — 7. 



Hab. Maui (Ancey) ; Makawao (Baldwin) ; Mts. at 4000 ft. (Perkins). — A speci- 

 men found on Lanai by Mr Perkins, may belong to a variety. 



Obs. The Helix niisella of Fdrussac has been recorded with a query from the 

 islands, but does not really belong to their fauna. 



Kaliella Blanford. 

 Type the group of Helix barrakporensis Pfr. 



