▁has ▁a ▁thick ▁process ▁for ▁attachment ▁to ▁the ▁sc ap ula e ▁and ▁is ▁expanded ▁over ▁the ▁ch est ▁into ▁a ▁broad ▁surface . ▁The ▁hum eri ▁are ▁estimated ▁to ▁be ▁about ▁ 8 2 ▁mm ▁long ▁and ▁the ▁ul na e ▁to ▁be ▁ 7 6 ▁mm ▁long , ▁giving ▁Ch ima eras uch us ▁rather ▁short ▁front ▁legs . ▁Each ▁hum er us ▁has ▁a ▁short ▁but ▁highly ▁expanded ▁delta pect oral ▁cr est ▁and ▁a ▁sl ender ▁sh aft . ▁There ▁is ▁no ▁o le c ran on ▁process ▁on ▁the ▁ul na e , ▁and ▁the ▁rad ii ▁are ▁sl ender ▁and ▁rod - like ▁with ▁large ▁proxim al ▁ends . ▁The ▁radial es ▁and ▁central es ▁are ▁thick ▁and ▁heavy , ▁and ▁car p als ▁ 3 ▁and ▁ 4 ▁are ▁f used ▁into ▁one ▁b one . ▁The ▁met ac arp als ▁grow ▁longer ▁and ▁th inner ▁from ▁I ▁to ▁IV , ▁but ▁V ▁is ▁slightly ▁shorter ▁and ▁very ▁thin . ▁The ▁ph al ange al ▁formula ▁is ▁probably ▁ 2 , ▁ 3 , ▁ 3 , ▁ 4 , ▁ 3 ▁( including ▁the ▁ung uals , ▁which ▁are ▁strongly ▁cur ved ▁and ▁arch ed ). ▁ ▁Pel vic ▁g ird le ▁and ▁h ind lim bs ▁ ▁The ▁pel vis ▁is ▁poor ly ▁preserved . ▁The ▁il ium ▁has ▁no ▁bla de , ▁and ▁the ▁pre ac et ab ular ▁process ▁is ▁small ▁and ▁rod - like , ▁with ▁a ▁deep ▁ac et ab