Or*ni`tho*scel"i*da (?), n. pl. [NL., fr. Gr. , , a bird + a leg.] Zool.

A group of extinct Reptilia, intermediate in structure (especially with regard to the pelvis) between reptiles and birds.

-- Or`ni*tho*scel"i*dan (#), a.

 

© Webster 1913.

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