新疆迟滞鳄类新材料

刘俊

New chroniosuchian materials from Xinjiang, China

LIU Jun

Fig. 4 Bystrowianid osteoderm (IVPP V 26541) from the Jiucaiyuan Formation in Jimusar, Xinjiang in dorsal (A), ventral (B), and posterior (C) views Abbreviations: am. area marginalis; ap. accessory process; aw. anterior wing; cl. lateral crista; cm. medial crista; co. crista obliqua; df. dorsal facet; dv. ventral depression; fa. facies alaris; pv. ventral process; sa. sulcus articularis