Avisauridae leg formed by fused metatarsals (the bones which comprise the foot in humans). As a result, members of this family are distinguished from other enantiornitheans exclusively by features of the tarsometatarsal and pedal phalanges (toe bones). Unlike in some prehistoric birds, avisaurid tarsometatarsals were not completely fused, with the distal (outer) parts of the metatarsals being separate from each other. The proximal (near) half of metatarsal III (the long bone in the middle of the tarsometatarsus) is convex from the front. The inside edge of this bone's trochlea (toe joint) has a bony tab which points downward, known as a
The A-Bones North America, Europe, and Japan with their core line-up of Linna, Miller, Bennett and Natale. The group is occasionally augmented live by Yo La Tengo's Ira Kaplan who contributed keyboards and guitar to their 2009 album "Not Now!", their 2014 LP "Ears Wide Shut", and other recent recordings. The A-Bones The A-Bones is a garage rock band from Brooklyn, New York. Their name was derived from a song by The Trashmen. The band was formed in 1984 by vocalist Billy Miller and his wife, drummer and co-vocalist Miriam Linna, in the wake of a prior band collaboration, The Zantees. The