Apteria is a genus of flowering plants in the Burmanniaceae, first described as a genus in 1834. It contains only one known species, Apteria aphylla, the nodding-nixie, native to the southern United States (E Texas to S Georgia), Mexico, Central America, the West Indies, and South America. ... Found on http://en.wikipedia.org/wiki/Apteria
Ap·te'ri·a noun plural [ New Latin See Aptera .] (Zoology) Naked spaces between the feathered areas of birds. See Pteryliæ . Found on http://www.encyclo.co.uk/webster/A/111
Areas of a bird's skin from which no contour feathers grow. Apteria are sometimes covered by down feathers, but may not be visible because the feathers cover the naked areas. Found on http://www.sialis.org/glossary.htm