Maladera formosae (Brenske, 1899) *

Autoserica formosae Brenske, 1899a *: 210; Dalla Torre 1912: 22; Niijima & Kinoshita 1923: 27; Serica formosae: Murayama 1954: 62.

Maladera formosae: Nomura 1974: 111; Ahrens & Bezděk 2016: 291; Fabrizi et al. 2021: 74.

Autoserica castanea Arrow, 1913: 398; Niijima & Kinoshita 1923: 29; Sim 1932: 380; Ahrens 2000b: 396.

Aserica castanea: Murayama 1938: 14.

Serica castanea: Murayama 1954: 44 .

Maladera castanea: Nomura 1963a: 124, 1969: 79, 1973b: 135; Dawson 1967: 167; Nakane & Baba 1960: 4; Ritcher 1966: 76 (larva); Kalinina 1989: 417; Argaman 1990: 25; Kim & Lee 1997: 127; Ahrens & Bezděk 2016: 291; synonymized by Fabrizi et al. 2021: 74.

Serica korgei Petrovitz, 1967: 332; Ahrens 2000d: 396; synonymized by Fabrizi et al. 2021: 74.