zygantrum


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zygantrum

(zaɪˈɡæntrəm)
n
(Zoology) zoology a part linking the vertebral segments of the body in snakes and some lizards and into which fits the zygosphene
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References in periodicals archive ?
The zygantrum of the anterior vertebra, and the zygosphene of the posterior vertebra, cannot be recognized, due to the articulation of both vertebrae prevents their observation.
Thus, they lack the neural spine, the zygantrum and all the zygapophyses.