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Evidence for a Sauropod-Like Metacarpal Configuration in Ankylosaurian Dinosaurs

2010; Institute of Paleobiology; Volume: 56; Issue: 1 Linguagem: Inglês

10.4202/app.2010.0041

1732-2421

Phil Senter,

Ichthyology and Marine Biology

and in museum mounts (Fig. 1).In contrast, Carpenter (1984) illustrated the metacarpals of the ankylosaur Sauropelta edwardsorum Ostrom, 1970, from the Lower Cretaceous Cloverly Formation of Wyoming and Montana, with their proximal ends arranged in a tight, semicircular arc, but even in that depiction themetacarpals were slanted and distally divergent.Members of the thyreophoran clade Stegosauria, the sister taxon to the Ankylosauria (Butler et al. 2008), have also typically been portrayed with slanted and distally divergent metacarpals (