The oldest aleocharine rove beetle (Coleoptera, Staphylinidae) in Cretaceous Burmese amber and its implications for the early evolution of the basal group of hyper-diverse Aleocharinae

2015 ◽  
Vol 28 (4) ◽  
pp. 1579-1584 ◽  
Author(s):  
Chenyang Cai ◽  
Diying Huang
2020 ◽  
Vol 110 ◽  
pp. 104416 ◽  
Author(s):  
Yuchu Liu ◽  
Erik Tihelka ◽  
Shûhei Yamamoto ◽  
Ziwei Yin ◽  
Diying Huang ◽  
...  

2019 ◽  
Vol 17 (22) ◽  
pp. 1947-1956 ◽  
Author(s):  
Mengjie Jin ◽  
Adam Ślipiński ◽  
Yu-Lingzi Zhou ◽  
Hong Pang
Keyword(s):  

2013 ◽  
Vol 145 (5) ◽  
pp. 496-500 ◽  
Author(s):  
Chen-Yang Cai ◽  
Di-Ying Huang

AbstractA new rove beetle, Sinanthobium daohugouense, new genus, new species, is described and illustrated on the basis of a tiny impression fossil from the Middle Jurassic Jiulongshan Formation at Daohugou, Inner Mongolia, China. The new genus is placed in the subfamily Omaliinae (Coleoptera: Staphylinidae), tentatively in the Recent tribe Anthophagini. The first find of a definitive omaliine beetle from the Middle Jurassic of China provides direct evidence on the origin and early evolution of Omaliinae.


2016 ◽  
Vol 283 (1845) ◽  
pp. 20161439 ◽  
Author(s):  
Chenyang Cai ◽  
Alfred F. Newton ◽  
Margaret K. Thayer ◽  
Richard A. B. Leschen ◽  
Diying Huang

Insects and fungi have a long history of association in shared habitats. Fungus-feeding, or mycophagy, is remarkably widespread in beetles (Coleoptera) and appears to be a primitive feeding habit that preceded feeding on plant tissues. Numerous Mesozoic beetles belonging to extant fungus-associated families are known, but direct fossil evidence elucidating mycophagy in insects has remained elusive. Here, we report a remarkable genus and species, Vetuproteinus cretaceus gen. et sp. nov., belonging to a new tribe (Vetuproteinini trib. nov.) of the extant rove beetle subfamily Proteininae (Staphylinidae) in Mid-Cretaceous Burmese amber. The mouthparts of this beetle have a markedly enlarged protruding galea bearing an apparent spore brush, a specialized structure we infer was used to scrape spores off surfaces and direct them into the mouth, as in multiple modern spore-feeding beetles. Considering the long evolutionary history of Fungi, the Mid-Cretaceous beetles likely fed on ancient Basidiomycota and/or Ascomycota fungi or spore-producing organisms such as slime moulds (Myxomycetes). The discovery of the first Mesozoic proteinine illustrates the antiquity of the subfamily, and suggests that ancestral Proteininae were already diverse and widespread in Pangaea before the supercontinent broke up.


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