Review of the intertidal rove beetle tribe Liparocephalini Fenyes (Coleoptera, Staphylinidae, Aleocharinae) from Japan Author Tasaku, Yuto Department of Biology, School of Biological Sciences, Tokai University, Hokkaido, 005 - 8601, Japan. & Corresponding author Author Ono, Hiroki Sounan, Minami-ku, Sagamihara-shi, Kanagawa, 252 - 0312, Japan. Author Maruyama, Munetoshi The Kyushu University Museum, Hakozaki 6 - 10 - 1, Higashi-ku, Fukuoka, 812 - 8581, Japan. text Zootaxa 2023 2023-12-12 5383 3 251 296 https://www.mapress.com/zt/article/download/zootaxa.5383.3.1/52454 journal article 10.11646/zootaxa.5383.3.1 1175-5326 10361564 20988E42-C14D-4878-A716-8CEAB5E5EF92 Amblopusa magna Zerche, 1998 [Japanese name: Oo-nokoba-umi-hanekakushi] ( Figs. 17A ; 18A & B ; 26 ) Amblopusa magna Zerche, 1998: 103 (original description; type locality: Russia , Primorskiy Kray , Ryazanovka, 14 km SW Slavyanka); Ahn et al ., 1999: 641 (locality record). Material examined. Japan : Hokkaidô : 36 unsexed, Ishikari-shi , Hamamasu-ku , Horo , 30. IV. 2022 , R . Wakimura (cYT); 7 unsexed, Ishikari-shi , Atsuta-ku , Gokibiru , 24. IV. 1999 , M. Maruyama ( KUM ); 1 male , 4 unsexed, Betsukai-chô, Odaitô, 23. VII. 2020 , Y. Tasaku (cYT); 15 unsexed, Kushiro-chô, Senpoushi-mura, 24. VII. 2020 , Y. Tasaku (cYT); 6 unsexed, Hamanaka-chô, Mochirippu, 26. IX. 2000 , M. Maruyama ( KUM ); 3 unsexed, ditto, 12. IX. 1999 , H. Sano ( KUM ); Kushiro-shi, Chiyonoura, 14. IX. 2008 , M. Nishikawa ( KUM ); 1 unsexed, Abashiri-shi , Komaba , 20. VI. 2022 , Y. Tasaku (cYT); 1 male , 1 female , 30 unsexed, Akkeshi-chô , Akkeshi-ko , 3. VIII. 2022 , D. Sumikawa & Y. Tasaku (cYT); 4 unsexed, Wakkainai-shi , Souya-mura , Higashiura , 20. IV. 2022 , D. Sumikawa (cYT); 2 unsexed, Samani-chô , Horoman , 2. V. 2023 , D. Sumikawa (cYT) . Diagnosis. It can be easily distinguished from other species of this genus by its large body and darker body color ( Fig. 17A ). Distribution. Japan : Hokkaidô ; Russia : Primorskiy Kray , Kuril Islands ( Fig. 26A ).