New Early Jurassic gastropods from west-central Patagonia, Argentina
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چکیده
منابع مشابه
Monotypic colonies of Clathropteris meniscioides (Dipteridaceae) from the Early Jurassic of central Patagonia, Argentina: implications for taxonomy and palaeoecology
A collection of over 130 specimens of the fossil dipterid fern Clathropteris meniscioides (Brongn. 1825) Brongn. 1828 from in-situ colonies in the Lower Jurassic of Chubut, Argentina, provides evidence for population-level morphological variation within the species and palaeoecology of the site. Characters such as angle of insertion of secondary veins, tertiary vein arrangement and tooth depth ...
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ژورنال
عنوان ژورنال: Acta Palaeontologica Polonica
سال: 2011
ISSN: 0567-7920
DOI: 10.4202/app.2011.0090