At: Paléont. Franç., Sér. 2, Vég., Paris, G. Masson, 4, [42] By: de Saporta G.
bookAt: Paléont. Franç., Sér. 2, Vég., Paris, G. Masson, 4, [43] By: de Saporta G.
bookAt: Paléont. Franç., Sér. 2, Vég., Paris, G. Masson, 4, [44] By: de Saporta G.
bookAt: Paléont. Franç., Sér. 2, Vég., Paris, G. Masson, 4, [45] By: de Saporta G.
bookAt: Paléont. Franç., Sér. 2, Vég., Paris, G. Masson, 4, [46] By: de Saporta G.
bookAt: Paléont. Franç., Sér. 2, Vég., Paris, G. Masson, 4, [47] By: de Saporta G.
journalAt: Transactions of the Geological Society London, Series 2, 5, 2 By: Morris J. E.
journalAt: Herald of the Russian Academy of Sciences, 89, 5 By: Naugolnykh S. V.
journalAt: Brittonia, 14, 4 By: Beck C. B.
journalAt: Palaeobotanist, 62, 1 By: Kodrul T. M., Maslova N. P., Tekleva M. V., Golovneva L. B.