1887.] NATURAL SCIENCES OF PHILADELPHIA. 147 



(3/cfojt)/iorMS ftoro, Pfeiffer, Consp. Cycles., no. 116; Mon. Pueum.^ 

 i, p. 84. Gray, Cat. Phan., p. 58. Moussou, Jour, de Conch., 1865, 

 p. 179 ; (Ostodes) 1869, p. 350. Paetel, Cat. Conch., p. 120. 



Ostodes tiara, Gould, Proc. Bost. Soc. Nat. Hist., 1862, p. 240. 

 Pease, Proc. Zool. Soc, 1871, p. 475. 



Not uncommon at Upolu, where it was found at an altitude of 

 "1.000 metres" by Dr. Gniffe. 



Its large size (18 to 20 mill, in diam.), depressed turbinate form, 

 dull greyish-horn color beneath a luteous, or horn-colored epider- 

 mis, 5 convex whorls, the last one subcarinated, and the fine spiral 

 lirations will readily distinguish it. 



0. Btrigatus, Gould. 



Cyclostoma strigatuvi, Gould, Proc. Bost. Soc. Nat. Hist., 1847, p. 

 204 ; Exp. Exp. Shells, p. 102, fig. 117. Chemn. ed. 2d. p. 302, pi. 

 40, figs. 15, 16. 



Cydophorus strigahis, PfeifFer, Cons^). Cyclos., no. 115; Mon. 

 Pneum., i, p. 83. Gray, Cat. Phan., p. 58. H. and A. Adams, Gen. 

 Moll., ii, p. 280. Reeve, Conch. Icon., pi. 14, fig. 58. Mousson, Jour, 

 de Conch., 1865, p. 179 ; ( Ostodes), 1869, p. 350. Paetel, Cat. Conch., 

 p. 120. Schmeltz, Cat. Mus. Godefi'., v, p. 99. 



Ostodes strigatus, Gould, Proc. Bost. Soc. Nat. Hist. 1861, p. 

 283. 



Cyclostoma plicatum, Gould, Proc. Bost. Soc. Nat. Hist., 1847, p. 

 205 ; Exp. Exp. ShelLs, p. 103, fig. 118. 



Cydophorus plicatus, Pfeiffer, Consp. Cyclos., no. 114 ; Mon.. 

 Pneum., iv, p. 115. Reeve, Conch. Icon., pi., 14, fig. 58. (Ostodes} 

 Mousson, Jour, de Conch., 1869, p. 350. 



Ostodes jdicatus, Gould, Proc. Bost. Soc. Nat. Hist., 1861, p. 283. 

 Pease, Proc. Zool. Soc, 1871, p. 475. 



Cydostoma Apice, Recluz, Jour, de Conch., 1851, ^^. 213, pi. 6, 

 figs. 10, 10. 



CydopJiorus Apice, Pfeiffer, INIon. Pneum., i, p. 83. Gray, Cat. 

 Phan., p. 57. H. and A. Adams, Gen. Moll, ii, p. 279. Paetel, Cat. 

 Conch., p. 119. 



Cydostoma pulverulentum, Philippi, Chemnitz, ed. 2d. p. 301, pL 

 40, figs. 13, 14. 



Cydophorus jndverulentus, Pfeifier, Consp. Cyclos., no. 114. 



Cyclostoma albida, Hombron and Jacquinot, Voy. Pol. Sud. Zool.,, 

 V, p. 50, pi. 12, figs. 25-28. 



