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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...
Autores principales: | Doguzhaeva, Larisa A., Bengtson, Stefan, Reguero, Marcelo A., Mörs, Thomas |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
Public Library of Science
2017
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Materias: | |
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 |
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