IV THE NAUTITUS. 



Cerion marmoratum Pfr. ....... 85 



Chiton, an abnormal .... 53 



Chiton, a new Triassic ...... 8 



Chloritis perpunctatus Pils., n. sp. 116 



Ckondropoma hjahnarsoni Pfr. ... .86 



Cincinnatia eraarginata (Kiist.) ...... 3'2 



Circinaria ponsonbyi P. & C,, n. sp. ... . 134 



Circinaria ponsonlryi clara P. & C., n. var. . . . 135 



Colombian Clausilia, a new . 39 



Colombian Pleurodonte, a new . . .34 



Correspondence 12, 36, 48 



Crandall, Orestes A. ...... 60 



Crenella glandula ........ 106 



Ctenopoma hydii Weinl. .... 86 



Cyclotus hirasei Pils., n. sp. . . - .22 

 Cylindrella (Anoma) abnormis Vend ryes, n. sp. . . 3 



Cylindrella (Anoma) cognata Vendees, n. sp. . . . 1 



Cylindrella (Anoma) inusitata Vendrj-es, n. sp. 1 



Cylindrella (Anoma) propinqua Vendryes, n. sp. . 2 



Cylindrella (Thaumasia) instabilis Vendryes, n. sp. . . 4 

 Cylindrella (Thaumasia) sanguinea var. perplexa, Vendryes. 



n. var 3 



Cyprse& eitrina Gray ... . .83 



Dean, George W. .... ... 48 



Diplommatina cassa Pils., n. sp. ... . 23, 64 



Diplommatina dormitor Pils., n. sp. ..... 142 



Diplommatina insularum Pils., n. sp. . . . . .22 



Diplommatina kobelti Ekrm ... .23 



Diplommatina }^akushimse Pils., n. sp. . . . .64 



Elachista, note on the name ...... 127 



Ennea iwakawa var. yakushinice Pils., n. var. . . .65 



Epiphragmopbora kellettii, on Santa Catalina Is. . . 72 

 Euconulus fulvus Drap. ....... 129 



Eulota (Coelorus) caviconus Pils., n. sp. .... 117 



Eulota (Euhadra) submandarina Pils. . . . .61 



Fortune Island, Bahamas, land shells of . . .85 



Ganesella adelinae Pils., n. sp. . . . . 64, 116 



Ganesella optima Pils., n. sp. . . . . . 116 



Ganesella sororcula Pils., n. sp. . . . . .116 



