Fig. 5From: ‘Arm brains’ (axial nerves) of Jurassic coleoids and the evolution of coleoid neuroanatomyChondroteuthis wunnenbergi Bode, 1933, BGR MA 13436, Hondelage near Brunswick (Germany), Toarcian Posidonia Shale, entire animal with ink sac and duct as well as phragmocone and rostrum. The ammonite may be a hammatoceratid or harpoceratid. White lightBack to article page