Zobrazeno 1 - 10
of 70
pro vyhledávání: '"Ancyloceratina"'
Publikováno v:
Geologija, Vol 63, Iss 2, Pp 311-321 (2020)
The paper deals with newly discovered Valanginian-Hauterivian fauna of heteromorphic ammonites (Ancyloceratina) from locality south of the village of Leše above the Meža River valley (North Karavanke Mountains). Fossils were recovered from the pe
Externí odkaz:
https://doaj.org/article/ae6fdcddf74f4199b36d7d6f091739f4
Publikováno v:
Lethaia. 54:595-602
Publikováno v:
Geologija, Vol 63, Iss 2, Pp 311-321 (2020)
The paper deals with newly discovered Valanginian-Hauterivian fauna of heteromorphic ammonites (Ancyloceratina) from locality south of the village of Leše above the Meža River valley (North Karavanke Mountains). Fossils were recovered from the pela
Autor:
W. J. Kennedy
Publikováno v:
Monographs of the Palaeontographical Society. 174:106-290
A total of 40 species, assigned to 17 genera, belonging to the Suborder Ancyloceratina are described. One species is new. Sixteen are from the Upper Turonian, nine from the Lower Campanian, and 15 ...
Publikováno v:
Lethaia. 52:77-90
Publikováno v:
Cretaceous Research
Cretaceous Research, Elsevier, 2018, 88, pp.187-196. ⟨10.1016/j.cretres.2017.03.020⟩
Cretaceous Research, 2018, 88, pp.187-196. ⟨10.1016/j.cretres.2017.03.020⟩
Cretaceous Research, Elsevier, 2018, 88, pp.187-196. ⟨10.1016/j.cretres.2017.03.020⟩
Cretaceous Research, 2018, 88, pp.187-196. ⟨10.1016/j.cretres.2017.03.020⟩
The acrioceratid ammonite genus Toxoceratoides Spath has long been used to accommodate any late Barremian or Aptian species that show morphological similarities with its type species Toxoceratoides royeri (d'Orbigny). The revision of T. royeri and it
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Autor:
Birgit Niebuhr, John W.M. Jagt
Publikováno v:
Acta Geologica Polonica. 66:627-644
A re-examination of heteromorph ammonites of late Campanian age from the Zeltberg section at Lüneburg has demonstrated that the type series of Hamites wernickei in fact comprises two different species that are here assigned to the nostoceratid Nosto
Autor:
Didier Bert, Stéphane Bersac
Publikováno v:
Cretaceous Research
Cretaceous Research, Elsevier, 2021, 118, pp.104661. ⟨10.1016/j.cretres.2020.104661⟩
Cretaceous Research, 2021, 118, pp.104661. ⟨10.1016/j.cretres.2020.104661⟩
Cretaceous Research, Elsevier, 2021, 118, pp.104661. ⟨10.1016/j.cretres.2020.104661⟩
Cretaceous Research, 2021, 118, pp.104661. ⟨10.1016/j.cretres.2020.104661⟩
International audience; Toxoceratoides (Ancyloceratina, Helicancylidae) is a lower Aptian (Lower Cretaceous) small heteromorph ammonoid mainly known by small samples of fragmentary specimens. In the present work, we study a sample of 145 specimens of
Autor:
Neil H. Landman, Thomas Linn, Joyce C. Grier, Neal L. Larson, W. James Kennedy, Lydia S. Tackett, Brian R. Jicha, James W. Grier
Publikováno v:
Bulletin of the American Museum of Natural History. 441:1
We describe three species of large scaphitid ammonites (Ammonoidea: Ancyloceratina) from the Upper Cretaceous (upper Campanian–lower Maastrichtian) of the Western Interior of North America. Each species occurs as two dimorphs, referred to as macroc