Mode of life: Commensal on the signal crayfish Pacifastacus leniusculus trowbridgii, typically found on the gills.
Reproduction mode: Sexual.
Known distribution: Hokkaido (Smith & Kamiya 2001). Elsewhere, western USA (Hart & Hart 1974), UK, Spain, France, the Netherlands and Germany (see references in Ohtaka et al. 2017).
Notes: This is an invasive species in Japan, originating from the USA (Smith & Kamiya 2001).
References:
⚬
Hart, D. G. & Hart, Jr., C. W. 1974. The ostracod family Entocytheridae. The Academy of Natural Sciences of Philadelphia, Monograph 18, 1-239.
⚬ Smith, R. J. & Kamiya, T. 2001. The first record of an entocytherid ostracod (Crustacea: Cytheroidea) from Japan. Benthos Research, 56 (2), 57-61.