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Abdominal Contents from Two Large Early Cretaceous Compsognathids (Dinosauria: Theropoda) Demonstrate Feeding on Confuciusornithids and Dromaeosaurids

Figure 3

Abdominal contents of Sinocalliopteryx gigas (CAGS-IG-T1).

A, B; block containing Confuciusornis (blue) and unidentified ornithischian (red) remains. C, Close up of Confuciusornis sternal and pectoral elements (small box in B); D, E; associated skeleton of Confuciusornis (large box in B); F, proximal Confuciusornis humerus (arrow in Figure 2). Abbreviations: C, carpal; Dr, dorsal rib; Fu, furcula; Gs, gastralia; H, humerus; Il, ilium; Is, ischium; Mu, manual ungula; Ms, miscellaneous ornithischian bone; Ph, phalanx; Pu, pubis; Ra, radius; Sc, scapulocoracoid; St, sternum. Scale bars in A, B equal 10 cm in 1 cm increments; C, F in 1 mm increments.

Figure 3