Authors Year Title
Makhlina, Alekseev & Goreva 2001 Srednii karbon Moskovskoi sineklizy (iuzhnaia chast'). Tom 2. Paleontologicheskaia kharakteristika. Middle Carboniferous of Moscow Syneclise (southern part). 2. Biostratigraphy.
In: Alekseev,A.S & Shik,S.M.,eds.,Srednii karbon Moskovskoi sineklizy (iuzhnaia chast'). Tom 2. Paleontologicheskaia kharakteristika,77-79,172-188,18 fig.,pl.35-36.