Figure 2 in A new basal ornithuromorph bird (Aves: Ornithothoraces) from the Early Cretaceous of China with implication for morphology of early Ornithuromorpha

Figure 2. Interpretive line drawing of the holotype of Bellulia rectusunguis gen. et sp. nov., IVPP V17970. Abbreviations: ca, caudal vertebra; co, coracoid; cv, cervical vertebra; dr, dorsal rib; d I–IV, digit I–IV; fe, femur; fi, fibula; fu, furcula; ga, gastroliths; ha, haemal arch; hu, humerus; il, ilium; is, ischium; ma, manus; mt I, metatarsal I; pr, primary remiges; py, pygostyle; ra, radius; re, rectrices; rr, radiale; sc, scapula; sr, sternal rib; st, sternum; sy, synsacrum; ta, tarsometatarsus; ti, tibiotarsus; tv, thoracic vertebra; ul, ulna; ur, ulnare. Scale bar, 20 mm.