594 PROCEEDINGS OF THE ACADEMY OF [DeC, 



Length 21, cliam. 14.5 mm.; whorls 6^. 



Toshim, South Cape of Formosa. Type No. 95753 A. N. S. P., from 

 No. 1584 of Mr. Hirase's collection. 



The typical measurements of G. albida (H. Ad.) are alt. 15, cliam. 

 14 mm. An example of the typical form from Sammaipo before us 

 measures, alt. 14.5, diam. 12 mm., whorls 5^. Only three examples 

 of G. a. mollicula were taken. 

 Ennea iwakawa yonakunijimana n. subsp. 



Closely related to E. i. miyakojimana P. and H., but the aperture 

 is more contracted by the large teeth, and the spire tapers more, being 

 widest below the middle, at the penultimate whorl. Whorls 6f to 

 7h. 



Length 4, diam. 1.9 mm. 



Yonakunijima, Loochoo. Types No. 95715 A. N. S. P., from No. 

 1511 of Mr. Hirase's collection. 

 Petalochlamys rejecta (Pfr.). 



Helix rejecta Pfr., P. Z. S., 1859, p. 25, No. 9, pi. 43, fig. 1; Monographia 



Hel. Viv., V, 142. 

 Microcystis? rejecta Mlldff., Jahrb. D. M. Ges., X, p. 365. 

 Hyalina mamillaris Heude, Moll. Terr. Fleuve Bleu, 1882, p. 15, pi. 19, fig. 8. 



This species was described from a specimen taken by Robert For- 

 tune in "northern China." Dr. von Moellendorff has pointed out 

 that most of the shells discovered by Fortune are from places inland 

 from Shanghai, toward the tea district of Wu-yuan in the Province 

 An-hui. Hangchow, where several of Fortune's species occur, such 

 as Pledotropis hrevibarbis, is between Shanghai and Wu-yuan. A 

 Petalochlamys from Hangchow, taken by Mr. Nakada, agrees with 

 Pfeiffer's description of H. rejecta. 



Fig. 1. — P. rejecta Pfr., Hangchow, China. 



The shell is strongly depressed, with very low-conic spire; of the 

 usual thin substance and of a greenish-yellow color above, subtrans- 

 parent, the base perceptibly paler. The umbiUcus is extremely 

 narrow, its width contained about 12 times in that of the shell. The 

 surface is polished, and shows under a compound microscope very 



