Holotype:
Locality: Ravat (= Rabat) settlement in the valley of the River Yagnob (= Yagnau), close to the right bank, near side of the former road from Dushanbe to Khodzhent, along the stretch from the Ravat bridge to Kugi-Malek Mountain, Zeravshan Ridge, Tadjikistan.
Horizon: Lower part of the Dzhirukut Formation.
Biostratigraphy:
Age: Middle Jurassic
Material: I-III next horizons, 12 tracks.