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Ciconia abdimii FMNH 368771 (A), Pelecanus erythrorhynchos FMNH 445082 (B), Sula sula FMNH 339372 (C), Morus serrator FMNH 339366 (D), Fregata minor FMNH 339421 (E), and Limnofregata azygosternon FMNH PA 755 (F), in dorsal (A–E), and dorsal and slightly left lateral (F) aspects. Individual elements are color-coded in (F). Scale bars equal 25 mm. Abbreviations: clp, craniolateral process; co, coracoid; fu, furcula; hu, humerus; ri, ribs; st, sternum.
