Recent Cyprididae and Ilyocyprididae (Crustacea: Ostracoda) from Lake Biwa, Japan, including a summary of the lake’s ostracod fauna Author Smith, Robin J. Author Janz, Horst Author Okubo, Ichiro text Zootaxa 2011 2874 1 37 journal article 10.5281/zenodo.205837 3adaf845-f697-4446-8a89-2cf1401b3f65 1175-5326 205837 Heterocypris incongruens ( Ramdohr, 1808 ) For synonym list see Meisch (2000) . Remarks. Only one adult female specimen was recovered from the littoral zone of the Karasuma Peninsula in the month of April. This species is probably only an occasional visitor to the lake, washed in from temporary habitats, such as rice fields, puddles and ditches surrounding the lake, where it is often very abundant. Locality ( Fig. 1 ): 25.