An Eocene orthocone from Antarctica shows convergent evolution of internally shelled cephalopods

BACKGROUND: The Subclass Coleoidea (Class Cephalopoda) accommodates the diverse present-day internally shelled cephalopod mollusks (Spirula, Sepia and octopuses, squids, Vampyroteuthis) and also extinct internally shelled cephalopods. Recent Spirula represents a unique coleoid retaining shell struct...

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Detalles Bibliográficos
Autores principales: Doguzhaeva, Larisa A., Bengtson, Stefan, Reguero, Marcelo A., Mörs, Thomas
Formato: Online Artículo Texto
Lenguaje:English
Publicado: Public Library of Science 2017
Materias:
Research Article
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5332165/
https://www.ncbi.nlm.nih.gov/pubmed/28248970
http://dx.doi.org/10.1371/journal.pone.0172169

Internet

https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5332165/
https://www.ncbi.nlm.nih.gov/pubmed/28248970
http://dx.doi.org/10.1371/journal.pone.0172169

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