A monograph of the genus Maladera Mulsant & Rey, 1871 of China (Coleoptera: Scarabaeidae: Melolonthinae: Sericini) Author Fabrizi, Silvia 0000-0003-3524-7153 ahrens.dirk_col@gmx.de Author Liu, Wan-Gang 0000-0003-4788-7967 liuwangang@ieecas.cn Author Bai, Ming 0000-0003-3676-6828 liuwangang@ieecas.cn Author Yang, Xing-Ke 0000-0003-3676-6828 liuwangang@ieecas.cn Author Ahrens, Dirk 0000-0003-3524-7153 ahrens.dirk_col@gmx.de text Zootaxa 2021 2021-02-03 4922 1 1 400 journal article 8257 10.11646/zootaxa.4922.1.1 188411de-569c-4408-a016-1a04b858c142 1175-5326 4496316 D7F9C6A3-9C28-4F4C-8E81-BF24849FDD8C Maladera modestula ( Brenske, 1902 ) group Key to species of the Maladera modestula ( Brenske, 1902 ) group occurring in China (³³): 1 Body large (> 8.5 mm ). Parameres distinctly shorter than phallobase................ Maladera rufotestacea (Moser, 1915) 1’ Body smaller (<8.0 mm). Parameres distinctly longer than phallobase........................................... 2 2 Anterior margin of labroclypeus moderately reflexed......................................................... 3 2’ Anterior margin of labroclypeus stongly reflexed............................................................ 4 3 Parameres long, distinctly longer than phallobase. Basal lobe of left paramere long, exceeding half of paramere..................................................................... Maladera jinghongensis Ahrens, Fabrizi & Liu , sp. n. 3’ Parameres distinctly shorter than phallobase. Basal lobe of left paramere very short or absent, not exceeding basal quarter of paramere.................................................................. Maladera taiwana Nomura, 1974 4 Filiform appendages, including basal lobe, longer ( Fig. 34B )...................... Maladera modestula ( Brenske, 1902 ) 4’ Filiform appendages, including basal lobe, shorter ( Fig. 34F )............................ Maladera vethi ( Moser, 1916 )