Mandible of Archaeopteryx provides an example of mosaic evolution.
D000717:Anatomy, Comparative; D000818:Animals; D005075:Biological Evolution; D001717:Birds / Q000033:anatomy & histology*; D003395:Craniology; D008334:Mandible / Q000033:anatomy & histology*; D010163:Paleontology; D012104:Reptiles / Q000033:anatomy & histology