Author:
Pavlov,V.V.
Year:
1959
Title:
On the question of the species definition of the fern Coniopteris from spores
Foreign title:
O voprosy o vidovom Opredelenmii Paporotnika Coniopteris po sporam
Reference:
Pavlov,V.V. (1959) On the question of the species definition of the fern Coniopteris from spores [ O voprosy o vidovom Opredelenmii Paporotnika Coniopteris po sporam ] Nauchno-Issledovatelskii Institut Geologii Arktiki,Sbornik Statey po Geologii i Gidrogeologii,Min.Geokhrany Nedr SSR # 13 P. 59- 61
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Genus Species Country(Region) From To
Coniopteris Coniopteris burejensis USSR(Yakut ASSR) Hauterivian Barremian
Coniopteris Coniopteris ketovae USSR(Yakut ASSR) Early Neocomian
Coniopteris Coniopteris onychioides USSR(Yakut ASSR) Aptian