procoelous


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procoelous

[prō′sēl·əs]
(vertebrate zoology)
The form of a vertebra that is concave anteriorly and convex posteriorly.
References in periodicals archive ?
The flat articulations also distinguish these caudal vertebrae from the procoelous middle caudal vertebrae of lithostrotian titanosaurs (e.
ASHER & KRAUSE (1998) based the presence of a pelobatid in Madagascar on a single isolated atlas that resembled Pelobatidae in the combination of having solid, procoelous centrum, lacking nothochordal canal and transverse processes, having atlantal cotyles nearly in touch ventrally, and being unfused with the second presacral vertebra.
The vertebral column is represented by procoelous mid-dorsal centra from which the neural arches have completely separated.