Fig. 4 in One Or Two: How Many Species Of The Genus Pyrrhocorax (Passeriformes, Corvidae) Inhabited The Crimea During The Late Pleistocene?

Fig. 4. Differences in the length of tubular bones of Pyrrhocorax graculus vetus and extant Pyrrhocorax graculus. Data on the remains from France and extant birds follow Mourer-Chauviré (1975). Measurements are presented according to the scheme in Mourer-Chauviré (1975).