Maladera gansuensis ( Miyake & Yamaya, 2001 ), 2021

Fabrizi, Silvia, Liu, Wan-Gang, Bai, Ming, Yang, Xing-Ke & Ahrens, Dirk, 2021, A monograph of the genus Maladera Mulsant & Rey, 1871 of China (Coleoptera: Scarabaeidae: Melolonthinae: Sericini), Zootaxa 4922 (1), pp. 1-400 : 214

Maladera gansuensis ( Miyake & Yamaya, 2001) group

Key to species of the Maladera gansuensis ( Miyake & Yamaya, 2001) group (³³):

1 Body more robust and convex, elytral humeri reduced.............. Maladera shaluishanica Ahrens, Fabrizi & Liu , sp. n.

1’ Body elongate, elytral humeri not reduced.................................................................. 2

2 Dorsal distal apophysis of phallobase with a fine suture at base. Aedeagus narrow and fine..................................................................................... Maladera houzhenziensis Ahrens, Fabrizi & Liu , sp. n.

2’ Dorsal distal apophysis of phallobase without a suture at base. Aedeagus robust.................................... 3

3 Right paramere on dorsomedian margin with a large blunt extension at basal third (lateral view)....................... 4

3’ Right paramere on dorsomedian margin with a small blunt extension at basal third (lateral view)............................................................................... Maladera hongyuanensis Ahrens, Fabrizi & Liu , sp. n.

4 Frons with long and dense setae on disc. Phallobase before dorsal distal apophysis weakly emarginate laterally. Right paramere bent at middle (lateral view).......................................... Maladera yangi Ahrens, Fabrizi & Liu , sp. n.

4’ Frons without setae on disc. Phallobase before dorsal distal apophysis distinctly emarginate laterally. Right paramere straight, with ventral margin (lateral view) more or less straight.................. Maladera gansuensis ( Miyake & Yamaya, 2001)