Darwin, Charles R.(redirected from Charles R. Darwin)
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Darwin,Charles R., English biologist and evolutionist, 1809-1882.
darwinian ear - an auricle in which the upper border is not rolled over to form the helix, but projects upward as a flat, sharp edge.
darwinian reflex - the tendency of young infants to grasp a bar and hang suspended.
darwinian theory - the theory of the origin of species and of the development of higher organisms from lower forms through natural selection.
darwinian tubercle - a small projection from the upper end of the posterior portion of the incurved free margin of the helix. Synonym(s): auricular tubercle