Term Name:	opisthocoelous
Synonyms:
Definition:	Ectochordal or stegochordal vertebral centra that are convex anteriorly and concave posteriorly; they bear a condyle on the anterior end for the articulation with the posterior adjacent vertebral centrum, forming a ball-and-socket joint that allows extensive motion in most directions.
Ontology:	[UBERON:3000712]