Fig. 11From: Postcranial skeleton of Birgeria liui (Osteichthyes, Actinopterygii) from the Longobardian (Ladinian, Middle Triassic) of Xingyi, Guizhou, South ChinaXNGM WS-45-F21, photograph and line drawing of the anal fin. In red the axonost series; in blue, the baseost series; in green the haemal elementsBack to article page