A second soundly sleeping dragon: new anatomical details of the Chinese troodontid Mei long with implications for phylogeny and taphonomy - PubMed (original) (raw)

Figure 1. Mei long (DNHM D2514) in dorsal view.

A, interpretive line drawing; B, photograph. Abbreviations: aofe, antorbital fenestra; c, cervical vertebra(e), unnumbered; c6, sixth cervical vertebra; c7, seventh cervical vertebra; ca1–ca18, caudal vertebrae (one through eighteen); co, coracoid; d, dentary; dv, dorsal vertebra(e); f, frontal; fm, femur; fl, fibula; h, humerus; il, ilium; l, lacrimal; mt-II, mt-III, second metatarsal, third metatarsal etc.; mx, maxilla; mxfl?, maxillary fenestra; n?, nasal; nc, neural canal; ns, neural spine; o, orbit; p, parietal; pu, pubis; pmx, premaxilla; q, quadrate; r, radius; s1, s2, etc., first sacral vertebra, second sacral vertebra etc.; sa, surangular; sc,scapula; sp, fused neural spine of sacrum; t, tibia; u?, possible manual ungual; ul, ulna; II-2, second phalanx of digit II of pes; II-3, third phalanx of digit II of pes; III-1, first phalanx of digit III of pes; IV-1–IV-4, first through fourth phalanges of digit IV. Note: Abbreviations follow the convention of Weishampel et al., 2004. Scale bar equals 1 cm.