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A.G.Kirejtshuk , A. Nel. 2013. Current knowledge of Coleoptera (Insecta) from the Lowermost Eocene Oise amber

A.G.Kirejtshuk


Kirejtshuk A.G. & Nel A. 2013.
Current knowledge of Coleoptera (Insecta) from the Lowermost Eocene Oise amber.
Insect Systematics & Evolution 44: 175-201.
 
This paper is available online at the electronic version of the magazine:
http://booksandjournals.brillonline.com/content/10.1163/1876312x-04402007
 


 
Abstract.
The paper provides an overview on fossil Coleoptera from the Lowermost Eocene Oise amber of the Paris Basin (circa 53 million years old). At present 45 beetle families have been found from this source. This fossil "fauna" has some peculiarities in comparison with other amber deposits. Some of these families are not recorded in older outcrops (Pselaphidae, Smicripidae, Coccinellidae, Ciidae). Some subfamilies and tribes of other groups have their oldest representatives recorded in Oise, i.e., Eurygeniinae (Anthicidae), Inopeplinae (Salpingidae), Trinodini (Dermestidae), Megatominae (Dermestidae), Attageninae (Dermestidae), Brontinae (Silvanidae), Synchitini (Zopheridae) and Opatrini (Tenebrionidae). The genнera defined in the "Oise fauna" show various geographical links with relatives in the recent fauna. These alternative links support that the faunistic composition of the early Eocene had a weak zonal differentiaнtion. Scirtes circumcisus sp.n., Boleopsidae fam.n., Boleopsis polinae gen. et sp.n. and Antiphloeus stramineus gen. et sp.n. are described. The synonymy of the genera Scirtes Latreille, 1796 and Eohelodites Hong, 2002 is proposed.