ammonites
Petromantis nana Martynova 1961 (winged insect)

Insecta - Dicondylia - Permochoristidae

Full reference: O. M. Martynova. 1961. Neuropteroidea, Mecopteroidea, Trichoptera in Paleozoiskie nasekomye kuznetskogo basseina [Paleozoic insects of the Kuznetsk basin]. Trudy Paleontologicheskogo Instituta 85:469-593

Belongs to Petromantis according to O. M. Martynova 1961

Sister taxa: Petromantis borealis, Petromantis evansi, Petromantis grandiloqua, Petromantis grandis, Petromantis kaltanica, Petromantis kamensis, Petromantis karpenkoae, Petromantis latimargo, Petromantis major, Petromantis opinabilis, Petromantis oreshnikovae, Petromantis punctata, Petromantis rieki, Petromantis robusta, Petromantis rossica, Petromantis sarbalensis, Petromantis sibirica, Petromantis sylvaensis, Petromantis udmurtica, Petromantis unicolor

Type specimen: PIN 598/73, a forewing. Its type locality is Sarbala II, Kaltan River, Outcrop P, bed 63 (PIN collection 598), which is in a Kungurian terrestrial siliciclastic in the Tersinskaya Formation of the Russian Federation.

Ecology:

Average measurements (in mm): forewing 5.25 x 1.70