Fig. 1: Front flipper of Temnodontosaurus trigonodon with soft tissues.
From: Adaptations for stealth in the wing-like flippers of a large ichthyosaur
a–c, Photographs of the part section of SSN8DOR11 under polarized (a) and ultraviolet (longpass cut-off 455 nm) (b) light, respectively, together with a diagrammatic representation of the forelimb in planform view (c). Note that the individual blocks have been re-assembled in their original position (the stippled line delineates the end of sediment that has been digitally removed to show underlying bones). Arrow indicates anterior. Extended Data Figs. 1 and 2 depict the counterpart section. II–V, digit II–V; c, chondroderms; p, proximal; pa, postaxial accessory digit; ra, radiale; ‘w’, winglet-like distal segment. Scale bar, 10 cm.
