Tarsometatarsi of extinct Australian megapodes compared with extant malleefowl L. ocellata. Progura gallinacea (a,f,k,p,u); P. campestris sp. nov. WAM 15.9.5, holotype (b,g,l,q,v); La. naracoortensis (c,r,w = SAM P41731; h,m = SAM P51233, left, image reversed); La. olsoni sp. nov. WAM 15.9.6, holotype (d,i,n,s,x); L. ocellata SAM B.11482 (e,j,o,t,y). Bones in dorsal (top row), proximal (second row), medial (third row), plantar (fourth row) and distal (bottom row) aspects. (a) and (p) are reconstructed from photographs of two incomplete bones (proximal end = QM F1143, left, image reversed; distal end = QM F5556). f,k = QM F1134, left, image reversed. u = QM F5556, right. cfdl, canal for m. flexor digitorum longus; cl, cotyla lateralis; cm, cotyla medialis; cmh, crista medialis hypotarsi; FMI, fossa metatarsi I; fphm, fossa parahypotarsalis medialis; fvd, foramen vasculare distale; fvp, foramina vascularia proximalia; ilcm, impressio lig. collateralis medialis; re, impressiones retinaculi extensorii; sid, sulcus infracotylaris dorsalis; tmtc, tuberositas m. tibialis cranialis; TMII, trochlea metatarsi II; TMIII, trochlea metatarsi III; TMIV, trochlea metatarsi IV. Scale bars, 10 mm.