At: Beihefte zum Geologischen Jahrbuch, 72 By: Potonié R.
bookAt: Syn. Fl. Foss. Senogall., Verona [Veronae], apud A. Merlo By: Massalongo A.
journalAt: Canadian naturalist and geologist, 1863, 8, 6 By: Dawson J. W.
journalAt: Annual Report of the United States Geological Survey, 6(1885) By: Ward L. F.
journalAt: Lotos, 2, September By: Massalongo A.
journalAt: Flora, 37, 8 By: de Visiani R., Massalongo A.
bookAt: Syn. Pl. Foss., Leipzig, L. Voss By: Unger F.
bookAt: Syst. Urweltl. Pflanzenthiere, Heidelberg, In der academischen buchhandlung von J.C.B. Mohr By: Bronn H. G.
bookAt: Syst. Alg., Lund, Berling By: Agardh C. A.
journalAt: Novorum actorum Academiae Caesareae Leopoldinae-Carolinae Naturae Curiosorum, 17, Suppl. By: Göppert H. R.