Ontology highlight
ABSTRACT:
SUBMITTER: Blanco MVF
PROVIDER: S-EPMC7083827 | biostudies-literature | 2020 Mar
REPOSITORIES: biostudies-literature
Blanco María Victoria Fernandez MVF Ezcurra Martín D MD Bona Paula P
Scientific reports 20200320 1
The homology and evolution of the archosaur ankle is a controversial topic that has been deeply studied using evidence from both extinct and extant taxa. In early stem archosaurs, the astragalus and calcaneum form the ancestral proximal tarsus and a single ossification composes the centrale series. In more recent stem archosaurs, the centrale is incorporated to the proximal row of tarsals laterally contacting the astragalus. This bone is subsequently lost as an independent ossification before th ...[more]