ammonites
Mesoraphidia grandis Martynov 1925 (snakefly)

Insecta - Raphidioptera - Mesoraphidiidae

Full reference: A. V. Martynov. 1925. To the knowledge of fossil insects from Jurassic beds in Turkestan. 1. Raphidioptera. Izvestiya Rossiyskoy Akademii Nauk 19(6-8):233-246

Belongs to Mesoraphidia according to A. V. Martynov 1925

Sister taxa: Mesoraphidia ednae, Mesoraphidia elongata, Mesoraphidia furcivenata, Mesoraphidia gobiensis, Mesoraphidia hilli, Mesoraphidia inaequalis, Mesoraphidia koreensis, Mesoraphidia medialis, Mesoraphidia phantasma, Mesoraphidia pterostigmalis, Mesoraphidia similis, Mesoraphidia websteri

Type specimen: PIN1775/1, an exoskeleton (body with wings & appendages preserved). Its type locality is Karatau-Galkino (PIN collection 2452), which is in a Callovian/Oxfordian lacustrine - large siltstone in the Karabastau Formation of Kazakstan.

Ecology:

Average measurements (in mm): body length 21.0, forewing length 16.0