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 Bones of Zora "GURPS Planet Krishna" (a 1997 gaming guide to the "Viagens" series authorized by de Camp), the action of "The Bones of Zora" takes place in the year 2151 AD., falling between "The Virgin of Zesh" and "The Tower of Zanid", and making it the tenth story set on Krishna in terms of chronology. Internal evidence in "The Bones of Zora" confirms the relative sequence of "Virgin" and "Zora". According to "Publishers Weekly", "[t]his ... first collaboration in the long-running Krishna series [is] very much in the same lighthearted adventure vein as de Camp's solo efforts ... There's plenty of amusing