Late Maastrichtian pterosaurs from North Africa and mass extinction of Pterosauria at the Cretaceous-Paleogene boundary
Fig 8
Alcione FSAC-OB 4, partial right wing.
Humerus in ventral view, ulna and radius in posterior view, and metacarpal IV and phalanx IV-1 in ventral view. Abbreviations: dpc, deltopectoral crest; ect, ectepicondyle; ent, entepicondyle; hum, humerus; lc, lateral condyle; mc, medial condyle; mcIV, metacarpal IV; IV-1, first phalanx of digit IV; rad, radius; uln, ulna.