Polia (Polia) bombycina grisea (Butler, 1878)

Alysia grisea Butler, 1878, The Annals and Magazine of Natural History 5(1): 82. Type-locality: Japan, Yokohama. Holotype: female, in coll. BMNH.

Synonymy.

Mamestra advena var. adjuncta Staudinger, 1888, Entomologische Zeitung, Entomologischen Vereine Stettin 49: 249. Type-locality: [Russia] Vladivostok; Sidemi (Bezverkhovo); Askold Island; Ussuri; Suifun (Razdolnaya river). Syntypes: in coll. MNB. Preoccupied, a junior primary homonym of Mamestra adjuncta Boisduval, 1852;

Mamestra tetrica Graeser, 1889, Berliner Entomologische Zeitschrift 32 (2): 325. Type-locality: [Russia] Amur region, Chabarofka (Khabarovsk). Holotype: female, in coll. MNB;

Mamestra advena var. mongolica Staudinger, 1896, Deutsche Entomologische Zeitschrift. Gesellschaft Iris zu Dresden 9: 241. Type-locality: [Mongolia] Urga (Ulanbaatar). Syntypes: 3 specimens, in coll. MNB.

Parastichtis sordida var. sachalinensis Matsumura, 1931, 6000 Illustrated Insects of Japan-Empire. Sapporo 1931: 829. Type-locality: [Russia] Sakhalin. Type(s): in coll. EIHU;

Aplecta mongolica advenina Bryk, 1949, Arkiv för Zoologi 41A (1): 75. An unnecessary replacement name for Mamestra advena var. adjuncta Staudinger, 1888;

Aplecta mongolica chidisana Bryk, 1949, Arkiv för Zoologi 41(1): 829. Type-locality: North Korea, Chidisan. Holotype: female, in coll. NRS;

Aplecta mongolica koreagena Bryk, 1949, Arkiv för Zoologi 41A(1): 75. Type-locality: North Korea, Hamgyeongbugdo (Shuotsu). Holotype: female, in coll. NRS.