Insecta - Hymenoptera - Ephialtitidae

Full reference: A. P. Rasnitsyn. 1975. Hymenoptera Apocrita of Mesozoic. Transactions of the Palaeontological Institute Academy of Sciences of the USSR 147:1-134

Belongs to Leptephialtites according to A. P. Rasnitsyn 1975

Sister taxa: Leptephialtites angustus, Leptephialtites caudatus, Leptephialtites euryarthrus, Leptephialtites linearis, Leptephialtites minor, Leptephialtites pallidus, Leptephialtites picturatus, Leptephialtites stephanocephalus, Leptephialtites tenuicornis

Type specimen: PIN 2066/3382, an exoskeleton (female). Its type locality is Karatau-Mikhailovka (PIN collection 2066), which is in a Callovian/Oxfordian lacustrine - large siltstone in the Karabastau Formation of Kazakstan.

Ecology:

Average measurements (in mm): body length 20.0, forewing length 10.0, ovipositor length 30.0