| intermediae | <zoology> The middle pair of tail feathers, or middle rectrices. Origin: NL, fr. L. Intermedius intermedial. Source: Websters Dictionary (01 Mar 1998) |
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| cristae sacrales intermediae | Crests formed by the fusion of articular processes of all the sacral vertebrae. Synonym: articular crests, cristae sacrales intermediae. (05 Mar 2000) |
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