BodyParts3D Ears
Left and right ears, derived from the excellent BodyParts3D database. Used Netfabb's Van Gogh algorithm to slice these off cleanly, so they should be easy to print.
Credit: BodyParts3D, Copyright© The Database Center for Life Science licensed by CC Attribution-Share Alike 2.1 Japan. Interactive database and hundreds more .OBJ source files can be found here:
http://lifesciencedb.jp/bp3d/?lng=en
.ZIP of .OBJ files: https://docs.google.com/open?id=0B_3DyBhHQQc2X2t5ZXNpbkZqNTA
Journal article describing the BodyParts3D project:
http://www.ncbi.nlm.nih.gov/pubmed/18835852
http://nar.oxfordjournals.org/content/37/suppl_1/D782.full-text-lowres.pdf
My post describing methods to isolate anatomical features and get them ready to print:
http://craig.bonsignore.com/2012/10/07/open-3d-human-anatomy/