Heterochrony within the cassiduloid echinoids from the Castle Hayne Limestone of Southeastern North Carolina
Article Abstract:
The morphological relationship between Echinolampas appendiculata, Rhyncholampus carolinensis and Eurhodia rugosa from the Castle Hayne Limestone of Southeastern North Carolina is studied. Results reveal that Rhyncholampus carolinensis and Eurhodia rugosa initially diverged from a Rhyncholampid ancestor.
Publication Name: Historical Biology
Subject: News, opinion and commentary
ISSN: 0891-2963
Year: 2007
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Dinosaur origins: evidence from the footprint record
Article Abstract:
The origins of dinosaurs are discussed with the help of several footprints and trackways rediscovered from Argentina.
Publication Name: Historical Biology
Subject: News, opinion and commentary
ISSN: 0891-2963
Year: 2007
User Contributions:
Comment about this article or add new information about this topic:
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