Bee cell trace fossils associations on paleosols from the Santa Cruz Formation: Palaeoenvironmental and palaeobiological implications
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- 作者：Luciano Zapataa ; lzapata@cig.museo.unlp.edu.ar" class="auth_mail" title="E-mail the corresponding author ; Veró ; nica Krapovickasb ; vkrapovickas@gl.fcen.uba.ar" class="auth_mail" title="E-mail the corresponding author ; M. Sol Raigemborna ; msol@cig.museo.unlp.edu.ar" class="auth_mail" title="E-mail the corresponding author ; Sergio D. Matheosa ; smatheos@cig.museo.unlp.edu.ar" class="auth_mail" title="E-mail the corresponding author
- 关键词：Celliforma ichnofacies ; Celliforma argentina ; Feoichnus ; Fictovichnus ; Paleosol ; Santa Cruz Formation
- 刊名：Palaeogeography, Palaeoclimatology, Palaeoecology
- 出版年：2016
- 出版时间：1 October 2016
- 年：2016
- 卷：459
- 期：Complete
- 页码：153-169
- 全文大小：3588 K
文摘
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Isolated fossil bee cells and other trace fossils are documented from the Santa Cruz Fm.
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The bee cells are ascribed to C. rosellii and to a new ichnospecie, C. argentina.
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First report of Feoichnus challa and Fictovichnus gobiensis from the Santa Cruz Fm
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The ichnoassemblage recorded are considered to be part of a Celliforma ichnofacies.
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Our data support the hypothesis of a climatic change for these interval in the unit.