1887.1 NATURAL SCIENCES OF PHILADELPHIA. 137 



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S. modesta, Gould. 



iSuccinea modesta, Gould, Proc. Bost. Soc. Nat. Hist., 1846, p. 

 186 ; Exp. Exp. Shells, p. 23, fig. 24. Pfeiffer, Mou. Hel, ii, p. 521, 

 Mousson, Jour, de Conch., 1865, p. 174 ; (Amphibulima) 1869, p. 

 343. H. and A. Adams, Gen. Moll, ii, p. 129. Pease, Proc. Zool. 

 Soc, 1871, p. 472. (Brachijspira) Paetel, Cat. Conch., p. 113. 

 Schmeltz, Cat. Mus. GodefF., v, p. 89 



Succiuea Cheynei, Dohrn, MS. 



I found this species abundant on the ground in a forest at Upolu. 



Its small size (9 mill, long), ovate form, thin texture, luteous- 

 horn color, moderate spire, and 3 whorls will readily distinguish it. 



S. Manua, Gould. 



Sucdnea Manua, Gould, Proc. Bost. Soc. Nat. Hist., 1846, p. 185 ; 

 Exp. Exp. Shells, p. 25, fig. 23. Pfeiffer, Mon. Hel, ii, p. 520. H. 

 and A. Adams, Gen. Moll., ii, p. 129. Pease, Proc. Zool. Soc, 1871, 

 p. 472. 



Said to inhabit Manua Island. 



Gould says it is a small, ovate, ventricose, thin, straw-colored 

 species, with an obtuse spire, 2 2 whorls, deep suture and marked by 

 longitudinal striae and transverse rugosities. Length 10 mill. 



VERTIGO, Muller. 

 V. pediculus, Shuttlcwoith. 



Pupa pediculus, Shuttleworth, Bern. Mitth. 1852, }). 296. Pfeiffer, 

 Mon. Hel., iii, p. 557. Schmeltz, Cat. Mus. Godeff"., v. 89. Mousson 

 (var. Samoe7isis), Jour, de Conch., 1865, p. 175. 



Vertigo pediculus, Pfeiffer, Vers., p. 177. (Alaa) H. and A. 

 Adams, Gen. Moll., ii, p. 172. Mousson, Jour, de Conch., 1869, p. 

 341. Pease, Proc. Zool. Soc, 1871, pp. 463, 474. Garrett, Proc 

 Phil. Acad. Nat. Sci., 1879, p. 19 ; Jour. Phil. Acad. Nat. ScL, 

 1881, p. 400. 



Pupa Samoensis, "Mss." Schmeltz, Cat. Mus. Godeff'., iv. p. 108. 

 (Sphyradium) Paetel, Cat. Conch, p. 108. 



Pupa nitens, Pease, Proc. Zool. Soc, 1860, p. 439. Pfeiffer, Mon. 

 Hel., vi, p. 335. 



Vertigo nitens. Pease, Proc. Zool. Soc, 1871, pp. 463, 474. 



Pujxi hyalina, "Zelebor," Pfeiffer. Mon. Hel., vi, p. 329. 



Vertigo hyalina. Pease, Proc Zool. Soc, 1871, p. 474. 



Vertigo nacca, Gould, Proc. Bost. Soc, Nat. Hist., 1862, p. 280 ; 

 Otia Conch., p. 237, Pease, Proc. Zool. Soc, 1871, pp. 463, 474. 



Pupa nacca, Pfeiffer, Mon. Hel., vi, p. 330. 

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