At: Moscow, VO "Nauka" By: B.S. Sokolov,Iwanowski
At: Ufa, Bashkirskij Filial Akademii Nauk SSSR By: Yakhim.
At: Moscow, Izdatel'stvo "Nauka" By: Goretzky
At: Budapest, Tankönyvkiado By: Soó
At: Lucknow, The Palaeobotanical Society By: Tiwari
At: Leningrad, Vsesoyuznoe Paleontologicheskoe Obshchestvo, Akademiya Nauk SSSR By: Kruchin.,Modzal.
At: Leningrad, Nedra, Leningradskoe otdelenie By: Kiritch.
At: St.-Petersburg, Nedra By: Kiritch.,E.I. Kostina,Bystrickaja
At: Torino, dalla Stamperia Reale By: A. Massal.
At: Bucureşti, Editura Academiei Române By: Givul.