Maladera ferruginea
Creators: name: Fabrizi, Silvia
name: Liu, Wan-Gang
name: Bai, Ming
name: Yang, Xing-Ke
name: Ahrens, Dirk
Publisher: name: Zenodo
Year: 2021
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Insecta
Coleoptera
Melolonthidae
Maladera
Maladera ferruginea

description: Maladera ferruginea (Kollar & Redtenbacher, 1848) group
Key to species of the Maladera ferruginea (Kollar & Redtenbacher, 1848) group occurring in China (³³):
1 Parameres asymmetrical................................................................................ 2
1’ Parameres symmetrical................................................................................. 5
2 Parameres with long basal lobes.......................................................................... 3
2’ Parameres with very short basal lobes or completely without lobe............................................... 7
3 Basal lobes of parameres narrow, nearly filiform. Dorsomedian apical emargination of phallobase narrow and deep........ 4
3’ Basal lobes of parameres wide and lobiform. Dorsomedian apical emargination of phallobase wide and moderately deep..................................... Maladera wulaoshanica Ahrens, Fabrizi & Liu, sp. n.
4 Parameres evenly narrow, distinctly bent in anterior third (lateral view)......... Maladera pui Ahrens, Fabrizi & Liu, sp. n.
4’ Parameres bluntly widened in anterior third on dorsomedian margin, nearly straight (lateral view)............................................................................... Maladera tengchongensis Ahrens, Fabrizi & Liu, sp. n.
5 Metatibia short and wide. Parameres moderately long, including basal lobes much shorter than phallobase............... 6
5’ Metatibia moderately long and narrower. Parameres long, including basal lobes nearly as long as phallobase...................................................................... Maladera taiyangheensis Ahrens, Fabrizi & Liu, sp. n.
6 Parameres straight. Basal lobes sharply pointed.................... Maladera bubengensis Ahrens, Fabrizi & Liu, sp. n.
6’ Parameres reflexed. Basal lobes convex........................... Maladera rubriventris Ahrens, Fabrizi & Liu, sp. n.
7 Body size <9 mm. Anterior frons without dull toment but shiny....... Maladera beibengensis Ahrens, Fabrizi & Liu, sp. n.
7‘ Body size> 11 mm. Frons completely with dull toment........................................................ 8
8 Parameres subequal in length. Antennal club as long as the remaining antennomeres combined................................................................................. Maladera tongzhongensis Ahrens, Fabrizi & Liu, sp. n.
8’ Parameres unequal in length, left paramere distinctly shorter than right. Antennal club distinctly longer than the remaining antennomeres combined................................................................................ 9
9 Left paramere distinctly widened at distal third. Right paramere with a sharp lateral preapical tooth.....................`....................................................... Maladera bawanglingensis Ahrens, Fabrizi & Liu, sp. n.
9’ Left paramere quite evenly narrow over its entire length. Right paramere with a blunt dorsal preapical tooth............................................................................... Maladera jiangi Ahrens, Fabrizi & Liu, sp. n.
description: Published as part of 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), pp. 1-400 in Zootaxa 4922 (1) on page 234, DOI: 10.11646/zootaxa.4922.1.1, http://zenodo.org/record/4496316