1885.] NATURAL SCIENCES OF PHILADELPHIA. 209 



| P. planilabrum Pse. P. Z. S., p. 672, 1864. Tahaa. 



P. planilabrum Pfr. "W. G. Binn., Schm., Hartm., Garr. 

 P. suturalis Pse. MS. (non Pfr.). 



Obs. — The dark variety with white suture is the Pease type of 

 suturalis, MS. P. suturalis Pfr., in the British Museum = alter- 

 nata without bands. 



II. Auriculata Group. 



f P. auriculata Brod. P. Z. S., p. 33, 1832. Raiati ■<. 



Bulimus auriculatus Pfr., 1841. Jay, Cat., p. 204. 



Partulus auriculatus Beck, Index. 



Partula Otaheitana Rve. Mon., pi. 2, fig. 11 a, 11 b. 



Partula Otaheitana Pfr. Mon. Helie. Viv., p. 302. 



Partula robusta Pse. MS. Coll. Pse., Hartm. 



Partula solidula Pse. MS. Coll. Pse. 



Partula auriculata Mull. Carpt., Piietel, Schm., Hartm., Garr. 



Obs. — Owing to the variable size and coloration of this species, 

 some of the old authors confounded this shell with Otaheitana 

 Brug., from which it is very distinct. 



t P. bilineata Pse. A. J. C, p. 201 ; Id., p. 81, pi. 1, fig. 10, 1866-67. Tahaa. 



P. bilineata ¥m, G. Binn. Pfr., Gloy., Schm., Hartm., Garr. 

 P. auriculata Carpt. (non Brod.). 



f P compacta Pse. A. J. C, ii, p. 200: Id., iii, p. 81, pi. 1, fig. 9, 1866-67. Raiatea. 



P. compacta Piietel. Schm., Pfr., Hartm., Garr. 



P. auriculata, var., Carpt. 



P. callifera Gloyne (non Pfr.). 



Obs. — Mr. E. A. Smitli writes : " This shell agrees exactly with 

 solidula in the British Museum, except that compacta possesses 

 a denticle." 



f P. thalia Garr. Terr. Moll. Society Isls., J. A. N. S., vol. ix, p. 69, fig. 46. 

 Raiatea. 



P. abbreviata Pse. MS. Coll. Pse. (non Mouss.). 



P. auriculata, var., Carpt. P. Z. S., p. 675, 1864. 



P. Peaseiana Garr. MS. (non Peasei Cox). 



P. Thalia Garr. MS. Hartm. 



P. solidula Kiist. See fig. (non Pfr.). 



Obs. — This shell has been distributed as abbreviata Pse. 



15 



