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Total: 7
genus
unavailable
Genus
Proto-Lepidodendron
Krejčí in Nekut
Vesmír, 2(9):
22.
1 Nov 1879
genus
unavailable
Genus
Protopteridium
Krejčí in Nekut
Vesmír, 2(9):
22.
1 Nov 1879
genus
valid
Genus
Protopteridium
Krejčí ex C.E. Weiss
Neues Jahrb. Mineral. Geol., 1881, 1(1[Referaten]):
143.
14 Dec 1880
genus
unavailable
Genus
Protopteridium
Krejčí
Sitzungsber. Königl. Böhm. Ges. Wiss. Prag, 1879
203.
1880
genus
unavailable
Genus
Proto-Lepidodendron
Krejčí in C.E. Weiss
Neues Jahrb. Mineral. Geol., 1881, 1(1[Referaten]):
143.
14 Dec 1880
genus
unavailable
Genus
Proto-Lepidodendron
Krejčí
Sitzungsber. Königl. Böhm. Ges. Wiss. Prag, 1879
203.
1880
genus
valid
Genus
Protolepidodendron
Krejčí ex E.W. Berry
Rep. (Annual) Board Regents Smithsonian Inst., 1918
328.
30 Jun 1920
