Fig. 5 in The extent of the pterosaur flight membrane

Fig. 5. Photographs and line drawings of selected specimens showing a pronounced contraction of the wing. A. Rhamphorhynchus longicaudus (Münster, 1839), BSPG 1938 I 503a, Solnhofen Limestone (Upper Jurassic), Germany; photograph (A1), explanatory drawing (A2). B. Jeholopterus sp. (Ji and Yuan 2002), Lower Yixian Formation (Early Cretaceous), China; photograph (B1), explanatory drawing (B2). Tissue belonging to the wings is marked in bold outlines in A2 and B2.