Figure 6 in A new basal ornithuromorph bird (Aves: Ornithothoraces) from the Early Cretaceous of China with implication for morphology of early Ornithuromorpha

Figure 6. Comparative sternal anatomy of the holotype of Bellulia rectusunguis gen. et sp. nov. (IVPP V17970) with selected basal ornithuromorphs. (A) Bellulia rectusunguis; (B) Archaeorhynchus spathula (modified from Zhou et al., 2013); (C) Jianchangornis microdonta; (D) Jiuquanornis niui; (E) Hongshanornis longicresta (modified from Zhou et al., 2013); (F) Yixianornis grabaui (modified from Zhou et al., 2013); (G) Gansus yumenensis; (H) Piscivoravis lii (modified from Zhou et al., 2014a); (I) Iteravis huchzermeyeri (modified from Zhou et al., 2014b); and (J) Yanornis martini (modified from Zhou et al., 2013). Line drawings are not scaled.