— 233 



22. T. abrochroa, Crosse. 



Var. psoiidoplanorbis, 

 Mousson. 



Gen. Placoslylus, Beck. 

 Subg. Charis, Albers. 



23. P. clobalus, Gould. 



24. P. fulgiiratus.Jay. 



25. P. mallcatus, Jay. 



26. P. morosus, Gould. 



27. P. Seemaniii , Dohrn. 



Gen. Parlnla, Férussac. 



28. P. lirata. Mousson. 



Gen. Stenogyra, 

 Shuttleworlh. 



Subg. Opeas, Albers. 



29. S. juncea, Gould. 



50. S. novemgyrata, Mous- 

 son. 



Gen. Pupa, Draparnaud. 

 Subg. Vertigo, Wûller. 



31. P. pediculus, Shuttle- 



worlh. 



Var. Samoensis, Mous- 

 son. 



32. P. tantilla, Gould. 



Gen. Tornatellina, Beck. 

 Subg. Tornalellina, Beck. 



33. T. conica, Mousson. 



Var. impressa , Mous- 

 son. 



54. T. columellaris, Mous- 



son. 



Gen.Physa, Draparnaud. 

 Subg. Physa, Draparnaud. 



55. P. sinuata, Gould. 



5G. P. gibberula, Mousson. 



Gen. Auricula , Lamarck. 

 Subg. Cassidula, Férussac. 



57. A. crassiuscula, Mous- 



son. 



Var. Vitiensis, Mous- 

 son. 



58. A. intuscarinata, Mous- 



son. 



Gen. Pylhia, Bolten. 



59. P. pollex, Hinds. 



40. P. Savaiensis, Mousson. 



Gen. Melampus, Monlforl. 

 Subg. Melampus, Montfort. 



41. M. luteus, Quoy. 



42. M. avenaceus, Mous- 



son. 

 45. M. fasciatus, Deshayes. 



Gen. C«/c/op//orM5, Montfort. 



Subg. Oslodes, Gould. 

 44. C. diatrelus, Gould. 



