ammonites
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Festenus gracilis Zyla et al. 2017 (rove beetle)

Insecta - Coleoptera - Staphylinidae

PaleoDB taxon number: 351759

Full reference: D. Zyla, S. Yamamoto, K. Wolf-Schwenninger and A. Solodovnikov. 2017. Cretaceous origin of the unique prey-capture apparatus in megadiverse genus: stem lineage of Steninae rove beetles discovered in Burmese amber. Scientific Reports 7(45904):1-15

Belongs to Festenus according to D. Zyla et al. 2017

Sister taxon: Festenus robustus

Type specimen: SMNS Bu-119/1, an exoskeleton. Its type locality is Burmese amber (SMNS coll), which is in a Cenomanian terrestrial amber in Myanmar.

Ecology:

Average measurements (in mm): body length 3.30, elytron length 0.800