WoRMS source request

You have requested access to download the full text of the source (SourceID: 425063):
Ohara, T. & Tomiyama, K. (2000). Niche segregation of coexisting two freshwater snail species, Semisulcospira libertina(Gould) (Prosobranchia: Pleuroceridae) and Clithon retropictus (Martens) (Prosobranchia: Neritidae). Venus (Journal of the Malacological Society of Japan). 59 (2): 135-147.