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SNAME  Platynus magnus (Bates, 1873)
JNAME  oohiratagomimushi
Collection ground Tadocho, Mie Pref. 1997/12/20
Distribution Hokkaido, Honshu, Shikoku, Kyushu, Ryukyu
Ecology upland field (Habu and Sadanaga 1963, Kimoto and Yasuda 1995), paddy field (Habu and Sadanaga 1963, Kimoto and Yasuda 1995, Yahiro 2007, Kagawa 2008, Lee et al. 2008, Lee and Ishii 2009), paddy levee (Inoue 1974c, Inoue 1975a, Inoue 1976a, Inoue 1977a, Inoue 1978c), flatland woods (Kasahara and Nishiyama 1990), forest adjoinig agroecosystems (Yahiro et al. 1990), paddy field (Torii 1974, Inoue 1974b, Yahiro et al. 1992), crop field (Inoue and Hanada 1979), fallow field (Sunose 1992, Sunose and Kurosawa 1992, Kimoto and Yasuda 1995), onion field (Togashi and Kitajima 1993), pear orchard (Togashi and Ura 1994), forage crop field (Ishitani et al. 1994), vineyard (Togashi and Ohbata 1995), riverbed (Yamazaki et al. 1999), pasture (Kagawa 2008), orchard (Kagawa 2008), urban park (Lee and Ishii 2009), Satoyama forest (Lee and Ishii 2009), riverbed (Lee and Ishii 2010), larva (Habu and Sadanaga 1963, Yamazaki et al. 1999), third instar and adult (Habu 1978e), from late July to August (Inoue 1953h), In our breeding room during the beginning of October and the latter part of November (Habu and Sadanaga 1963, Habu 1978e), autumn (Yamazaki et al. 1999), They prey upon the larvae of Archips crataegana Hubner (Lep., Tortricidae) (Nawa 1899, Nawa 1917), Tortricids of the mulberry (Takeuchi 1902), Chilo suppressalis Walker (Lep., Noctuidae) (Takeuchi 1902), Barathra brassicae Linne (Noctuidae) (Takahashi and Tsumagari 1936), Naranga aenescens Moore (Noctuidae) (Inoue 1974b), Parnara guttata Bremer et Grey (Lep., Hesperidae) (Takeuchi 1902), Crossocosmia zebina Walker (Dip., Tachinidae) (Takahashi 1910), Pales pavida Meigen (Tachinidae) (Takaoka 1950), Oulema oryzae Kuwayama (Col., Chrysomelidae) (Inoue and Okuyama 1972), and of Scarabaeid beetles (Col.) (Takahasi and Tsumagari 1936), Delphacids (Hom.) (Nawa 1917, Nawa 1924), snails and slugs (Takahashi and Tsumagari 1936), larvae of Chilo suppressalis (Inoue 1974b), larve of Naranga aenescens (Inoue 1974b), The adults climb the stems and blades of rice-plants and other grass and the branches and leaves of tree (Habu and Sadanaga 1963, Habu 1978e), collected by light trapping (Inoue 1974b, Inoue 1974c, Inoue 1975a, Inoue 1976a, Inoue 1977a, Inoue 1978c, Inoue and Hanada 1979, Yahiro 2007)
Types 　 　 　
Remarks Anchomenus (Limodromus) magnus Bates, 1873, Trans. Ent. Soc. Lond.: 278-279 (Japan: “Hiogo; Nagasaki”; China: “Kiu-Kiang on the Yang-tsze and Shanghai”) (Habu 1978e), Anchomenus (Limodromus) magnus Bates, Anchomenus magnus Bates, Platynus magnus Bates, Platynus (Limodromus) protensus Morawitz, Agonum (Limodromus) magnum Bates, Ancomenus [!] magnus Bates, Agonum magnus Bates, Agonum (Agonum) magnum Bates (Habu 1978e)