Further to Andy Hammon's enquiry, another of the Schleswig-Kiel booklets has helpful data on fox/dog separation: Ratjen H & Heinrich D 1978. Vergleichende Untersuchungen an den Metapodien von Fuchsen und Hunden. Schriften aus der Archaeologisch-Zoologischen Arbeitsgruppe Schleswig-Kiel, Heft 4. Terry O'Connor %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%