1885.] NATURAL SCIENCES OF PHILADELPHIA. 211 



exhibiting the lilac color of the shell beneath. The locality, Mar- 

 quesas, is probably an error. 



f P. Garrettii Pse. P. Z. S., p. 672, 1864, p. 473, 187J. Raiatea. 



P. Garrettii Garr. Terr. Moll. Society Isls., J. A. N. S., vol. ix, p. 



56, pi. 3, fig. 48. 

 P. Garrettii Ph. Schm., Hartm. 

 P. gonocheila Schm. (non Pfr.). 



IV. Umbilicata Group. 



t P. umbilicata Pse. A. J. C, ii, p. 200, 1866; Id., iii, p. 81, pi. 1, fig. 7, 1867. 

 Taliaa. 



P. umbilicata Piietel. W. G. Binn., Schm., Hartm., Garr. 

 P. auriculata, var., Carpt. 



f P. gibba Fe>. Prodr., p. 66, No. 66. Guam Island. 



P. gibba Rve. Con. Icon., Monog. Part., fig. 15 a, 15 b. 



Helix gibba Quoy. 



Bulimus gibbus Desh. Chemn. 



Partula gibbus Beck. 



Partula mastersi Pfr. Hartm. 



f P. bicolor Pse. P. Z. S., p. 473, 1871. Guam Island. 



P. bicolor Pse. A. J. C, vii, p. 26, pi. 9, f. 4, 1872. 

 P. bicolor Hartm. Bib. Cat., p. 180, 1881. 



t P. crassilabris Pse. A. J. C, ii, p. 199 : Id., iii, p. 81, pi. 1, f. 6, 1866-67. Raiatea. 

 P. crassilabris Schm. Pfr., Hartm. 

 P. Otaheitana Rve. (NonBrug.) Baiatea. 

 P. Hebe, var., Carpt. 



P. rustica Pse. A. J. C, ii, p. 199 ; Id., p. 81, pi. 1, fig. 5. 

 P. rustica Schm. Pfr. 

 P. auriculata Carpt. (non Brod.). 

 P. crassilabris Gloyne. Hartm. 

 P. pinguis Garr. MS. Hartm. 



Obs. — I do not agree with Pease and others in separating this 

 variable terrestrial form into two species. See Bibliographic Cata- 

 logue Partula, page 187. 



f P. Hebe Pfr. (Bulimus). P. Z. S., p. 39, 1846. Raiatea. 

 Bulimus Hbe Chemn. 



Partula Hebe Pfr. Rve., Pse., Piietel, Schm., Hartm., Garr. 

 Partula globosa Pse. MS. Coll. Pse., Hartm., Gloyne, Schm. 

 Partula ventricosa Garr. MS. Hartm. 

 P.irtula Hebe, var. bella, Pse. P. Z. S., p. 473, 1871. 



