Fig. 2From: Origin of the propatagium in non-avian dinosaursSoft-tissue preservations of putative propatagia in non-avian theropods. A Microraptor gui (IVPP V 13352). BāD, Caudipteryx sp. (IVPP V 12430). C and D represent the enlarged image and line drawing of the area of the white box in B, respectively. Broken lines in D indicate missing borders of the soft tissues. d1ā3, digits 1ā3; f, feather; g, gastralium; ppt, propatagium; r, radius; u, ulnaBack to article page