In a message dated 98-04-15 22:15:49 EDT, m_troutman@hotmail.com writes: << In birds the ischium has many proximodorsal processes. These are not seen in dromaeosaurs as shown by the dromaeosaur skeleton described by Norell and Makovicky. >> So...? What does the shape of the avian ischium have to do with the shape of the dromaeosaurid ischium?