Chaetognath Grasping Spines Recognized among Cambrian Protoconodonts

Lower Paleozoic organophosphatic microfossils assigned to Prooneotodus? tenuis (Müller) and grasping spines of modern Chaetognatha are compared and their strong morphological and structural similarity is shown. Internal structure of both fossil and Recent spines is described. A close relationship of...

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Veröffentlicht in:	Journal of paleontology 1982-05, Vol.56 (3), p.806-810
1. Verfasser:	Szaniawski, Hubert
Format:	Artikel
Sprache:	eng
Schlagworte:	Chemical composition Fossils
Online-Zugang:	Volltext
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