TY - JOUR T1 - Descriptions of six new species of shells, and Notes on Opisthostoma decrespignii JF - Proceedings of the Zoological Society of London Y1 - 1866 A1 - H. Adam SP - 445 EP - 447 VL - 1866 UR - http://www.biodiversitylibrary.org/item/90954#page/543/mode/1up ER - TY - JOUR T1 - On Opisthostoma, H. Blanford, with Description of a New Species from the Neighbourhood of Bombay, and of the animal and Operculum JF - Proceedings of the Zoological Society of London Y1 - 1866 A1 - W.T. Blanford SP - 447 EP - 451 UR - http://www.biodiversitylibrary.org/item/90954#page/545/mode/1up ER - TY - JOUR T1 - Descriptions of some new Operculated Land-shells from Southern India and Ceylon JF - Proceedings of the Zoological Society of London Y1 - 1875 A1 - R.H. Beddome SP - 442 EP - 453 VL - 1875 UR - http://www.biodiversitylibrary.org/item/90418#page/576/mode/1up ER - TY - JOUR T1 - Descriptions of shells from Perak and the Nicobar Islands JF - Proceedings of the Zoological Society of London Y1 - 1879 A1 - H.H. Godwin-Austen A1 - G. Nevill SP - 734 EP - 740 VL - 1879 UR - http://www.biodiversitylibrary.org/item/90455#page/538/mode/1up ER - TY - JOUR T1 - On a collection of land-shells made in Borneo by Mr. A. Everett, with descriptions of supposed new species JF - Proceedings of the Zoological Society of London Y1 - 1889 A1 - H.H. Godwin-Austen SP - 332 EP - 355 VL - 1889 UR - http://www.biodiversitylibrary.org/item/96894#462 ER - TY - JOUR T1 - On the Land and Freshwater Shells of Perak. JF - Proceedings of the Zoological Society of London Y1 - 1891 A1 - Moellendorff, O.P. SP - 330–348 PB - Wiley Online Library VL - 59 UR - http://www.biodiversitylibrary.org/item/99645#page/477/mode/1up ER - TY - JOUR T1 - On a collection of land-shells from Sarawak, British North Borneo, Palawan, and other neighbouring islands JF - Proceedings of the Zoological Society of London Y1 - 1895 A1 - E.A. Smith SP - 97–127 VL - 1895 UR - http://www.biodiversitylibrary.org/item/97158#135 ER - TY - JOUR T1 - On the land operculate Mollusca collected during the "Skeat Expedition" to the Malay Peninsula in 1899-1900 JF - Proceedings of the Zoological Society of London Y1 - 1903 A1 - E.R. Sykes SP - 194 EP - 199 VL - 1903 UR - http://www.biodiversitylibrary.org/item/98587#258 ER - TY - CONF T1 - The reproduction of the minute cyclophorid snail Opisthostoma (Plectostoma) retrovertens from a Malayan limestone hill T2 - Proceedings of the Zoological Society of London Y1 - 1964 A1 - Berry, AJ SP - 655–664 JF - Proceedings of the Zoological Society of London PB - Wiley Online Library VL - 142 ER -