1988 Volume 36 Issue 1 Pages 33-77
The following 13 species of the genus Pirata of Japan are dealt with: Pirata piraticus (CLERCK), P. subpiraticus (BÖSENBERG et STRAND), P. clercki (BÖSENBERG et STRAND), P. yaginumai TANAKA, P. piratoides (BÖSENBERG et STRAND), P. meridionalis TANAKA, P. boreus TANAKA, P. procurvus (BÖSENBERG et STRAND), P. tanakai BRIGNOLI, P. yesoensis TANAKA, P. hiroshii TANAKA, P. piratellus (STRAND), and P. knorrii (SCOPOLI). One species, P. piratellus, has not been collected since it was described originally in 1906. The other 12 species are redescribed in detail, with notes on their biology, and a key to them is provided. All of them live in wet habitats, i.e. around rivers, ponds and lakes, and under fallen leaves etc.