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Hyolithid-like hyoliths without helens from the early Cambrian of South China, and their implications for the evolution of hyoliths
BACKGROUND: A small hyolith, with a triangular operculum and a conical-pyramidal conch with a sharp apex, originally documented as Ambrolinevitus ventricosus, is revised based on new material from the Chengjiang biota. The operculum of ‘Ambrolinevitus’ ventricosus displays strong morphological simil...
Autores principales: | , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2022
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Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9116025/ https://www.ncbi.nlm.nih.gov/pubmed/35581561 http://dx.doi.org/10.1186/s12862-022-02022-9 |