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 sikkimensis ( Brenske, 1898 ) group Key to species of the Maladera sikkimensis ( Brenske, 1898 ) group occurring in China (³³): 1 Protarsal claws asymmetrical, internal claw enlarged, the basal tooth of claw is large and lobiform. Elytra bicolored....... 2 1’ Protarsal claws symmetrical, internal claw not enlarged, the basal tooth of claw is pointed at apex. Elytra bicolored or not.. 3 2 Each paramere with a basal lobe. Midline of pronotum not impressed, glabrous............. Maladera exima (Arrow, 1946) 2’ Parameres without basal lobes. Midline of pronotum weakly impressed, with long, dark and adjacent setae......................................................................... Maladera pseudoexima Ahrens, Fabrizi & Liu , sp. n. 3 Antennal club short and straight.......................................................................... 4 3’ Antennal club long and reflexed.......................................................................... 7 4 Elytra bicolored....................................................... Maladera rufoplagiata ( Fairmaire, 1893 ) 4’ Elytra unicolored...................................................................................... 5 5 Body dark brown to reddish brown. Basal lobes of parameres wide.............................................. 6 5’ Except dark head, body dark yellowish brown. Basal lobes of parameres narrow................................................................................................... Maladera snizeki Ahrens, Fabrizi & Liu , sp. n. 6 Dorsobasal lobe of the right paramere bifid, the two processes are well divergent............................................................................................ Maladera pseudofuscipes Ahrens, Fabrizi & Liu , sp. n. 6’ Dorsobasal lobe of the right paramere simple, but bent at middle...................... Maladera fuscipes (Moser, 1915) 7 Portion distal to preapical lateral tooth in each paramere long, equal to 1/3 of its length. Basal group of metatibial spines at nearly basal third of metatibial length................................ Maladera fangana Ahrens, Fabrizi & Liu , sp. n. 7’ Portion distal to preapical lateral tooth in left paramere short, equal to 1/4 of its length. Basal group of metatibial spines nearly at middle of metatibial length.................................. Maladera serratiforceps Ahrens, Fabrizi & Liu , sp. n.