Full reference: N. D. Sinitshenkova and F. Marchal-Papier. 2005. Systematic Paleontology, in The Ephemeridea (Insecta) from the Gres a Voltzia (early Middle Triassic) of the Vosges (NE France). Palaeontologische Zeitschrift 79(3):378-397
Sister taxa: none
Type specimen: 8036, a nymph (Late instar). Its type locality is Adamswiller, which is in an Aegean delta plain claystone in the Gres a Meules Formation of France.
Average measurements (in mm): nymph body length 16.4