Keywords: 'Vivipara' partelloi01.jpg Angulyagra Acanthotropis partelloi Bartsch 1909 <br/> Gastropoda Viviparidae Bellamyiinae s of new species Proceedings of U S National Museum 37 1709 365-367 pl 34 Haas Fritz 1939 Malacological notes Zoological series of Field Muesum of natural history 24 6 93-103 http //www archive org/details/malacologicalnot248haas Prashad B 1928 Recent and fossil Viviparidae A study in distribution evolution and palaeogeography Memoirs of the Indian Museum 8 4 153-252 pl 19 my own file Takahashi PD Angulyagra partelloi Lake Lanao Mollusca of the Philippines |