Osteology Supports a Stem-Galliform Affinity for the Giant Extinct Flightless Bird Sylviornis neocaledoniae (Sylviornithidae, Galloanseres)
Fig 10
Left tarsometatarsus of Sylviornis neocaledoniae.
(A-F) IANCP976, in anterior (A), caudal (B), lateral (C), medial (D), distal (E) and proximal (F) views. Abbreviations: ai, area intercotylaris; cl, cotyla lateralis; clh, crista lateralis hypotarsi; cm, cotyla medialis; cmh, crista medialis hypotarsi; ei, eminentia intercotylaris; fdl, sulcus for tendon of m. flexor digitorum longus; flc, fovea ligamentum collateralis; fmI, fossa metatarsi I; fpl, foramen vasculare proximale lateralis; fpm, fossa parahypotarsalis medialis; fsp, fossa supratrochlearis plantaris; fvd, foramen vasculare distale; iil, incisura intertrochlearis lateralis; se, sulcus extensorius; TII, trochlea metatarsi II; TIV, trochlea metatarsi IV; ttc, tuberositas m. tibialis cranialis.