FIGURE 5 in New fossil birds from the earliest Eocene of Mongolia

FIGURE 5. Comparison of the omal ends of the coracoids of Pangalliformes, including the new fossil, IGM 100/1371, in A, ventral; and B, dorsal views; line drawings of C, Quercymegapodius depereti (USTL SNB 700) (Quercymegapodiidae); and D, Paraortyx lorteti (USTL MGB 1547) (Paraortygidae), in dorsal view, based on photographs in Mourer-Chauviré (1992). Abbreviations: ap, acrocoracoid process; caf, clavicular articular face; g, glenoid facet; p, procoracoid; sc, scapular cotyla. Scale bars = 2 mm.