4 4 Twenty- FIFTH Rep or t on the St a te Muse um. 



Alvania costata Ad Lancerote, Canary Isl. 



Alvania crenulata Mic/i British. 



Alvania Beanii Ila^il , British. 



Alvania ? Beanii var.=J^issoa cimex Phil. Yillafranca. 



Alvania Montagui Payr Yillafranca. 



Alvania rufilabrum Leach British. 



Alvania uinex Linn Mediterranean. 



Alvania crenulata Mich Yillafranca. 



Alvania Zellandica Mont British. 



Alvania punctura Mont Teneriffe (McAnd.). 



Alvania sp. ind Canaries (McAnd.). 



Onoba striata Mont British. 



Acme lineata Drap Scarborougli. 



Barleia rubra Mont British. 



Cingula cingillus Mont < British. 



Setia fulgida Ad British. 



Skenea planorbis Fabr British. 



Hydrobia ventrosa Mont British. 



Hydrobia ulvge Penn British. 



Hydrobia Boissieri Benoit Sicily. 



Paludina vivipara Linn British. 



Bithynia tentaculata Z/^n7^. (Pleistocene.) Essex. 



Bithynia tentaculata Gray British. 



Bithynia Leachii ShejJ. York. 



Yalvata cristata Miill British. 



Yalvata piscinalis Mull. (Fossil) Worcestershire. 



Turritella communis Pisso Mediterranean.* 



Caecum trachea Mont British. 



Brochina glabra Mont British. 



Phorus variegatus Pisso = PicJiardi Paj^r. Mediterranean . 



Galerus Sinensis Linn British. 



Galerus Sinensis Linn Sicily. 



Pileopsis Hungaricus Linn British. 



2d Order- SCUTIBRANCHIATA. 

 1st Sub-order— Podophthalma. 



Keritina fluviatilis LAnn British. 



Neritina fluviatilis Linn Dalmatia. 



Neritina Prenostiana Par Piver Kishon. 



Neritina Jordani Bictl Lake Merom. 



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