@article {315, title = {Neritina zebra and the variability of its colour pattern}, journal = {Pallidula}, volume = {21}, year = {1991}, pages = {14-17}, author = {Mienis, H.K.} } @proceedings {316, title = {The effects of experimental protocol and behaviour on evaporative water loss during emersion in three species of rocky shore gastropods}, year = {1991}, pages = {601-619}, publisher = {Western Australian Museum}, address = {Perth}, author = {Britton, J.C.} } @article {317, title = {New record of Nerita from China}, journal = {Acta Zootaxonomica Sinica}, volume = {16}, year = {1991}, pages = {128}, author = {Sun, J.-Y.} } @article {318, title = {A nomenclatorial note concerning the Nerita ascensionis - complex}, journal = {Siratus}, volume = {10}, year = {1991}, pages = {13-17}, author = {Mienis, H.K.} } @article {319, title = {Notes on recent and fossil Neritidae, 20: Notes concerning some inlandwater Neritids from the Solomon Islands}, journal = {The Chiribotan}, volume = {22}, year = {1991}, pages = {31-35}, author = {Mienis, H.K.} } @article {320, title = {Notes on recent and fossil Neritidae, 21: On the status of Tanzaniella Lupu, 1979}, journal = {Sossiana}, volume = {19}, year = {1991}, pages = {13-15}, author = {Mienis, H.K.} } @article {321, title = {Observaciones ecologicas de los moluscos de la zona intermareal rocosa de la bahia de Chamela, Jalisco, Mexico}, journal = {Anales del Instituto de Biologia, Universidad Nacional Autonoma de Mexico, Serie Zoologia}, volume = {62}, year = {1991}, pages = {17-32}, author = {Contreras, R.R. and Cruz Abrego, F.M. and Ibanez Aguirre, A.L.} } @article {322, title = {Salinity preferences of three neritid gastropods}, journal = {Venus}, volume = {50}, year = {1991}, pages = {61-67}, author = {Kumazawa, N.H. and Iwao, K. and Ikura, K. and Kawasaki, Y. and Mitani, M.} }