Maladera spissigrada (Brenske, 1898) *

Serica spissigrada Brenske, 1898 *: 430; Sawada 1937a: Plate IV, Figure 4; Niijima & Kinoshita 1923: 23; Murayama 1938: 12, 1954: 40.

Maladera spissigrada: Nakane & Baba 1960: 5; Nomura 1963a: 124; Kalinina 1989: 419; Ahrens 2007b: 21; Ahrens & Bezděk 2016: 293; Fabrizi et al. 2021: 18.

Maladera kurentzovi Kalinina, 1978: 45; synonymized by Nikolajev 1982: 286; Kalinina 1989: 419.

Serica nakayamai Murayama, 1938: 16, 1954: 57; Nomura 1967: 52; synonymized Fabrizi et al. 2021: 18.