heterodactyl


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heterodactyl

(hĕt′ə-rō-dăk′təl) also

heterodactylous

(-tə-ləs)
adj.
Having a zygodactyl foot in which the third and fourth toes project forward and the first and second toes project backward, as in the trogons.

het′er·o·dac′ty·ly (-tə-lē) n.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.