Fig. 14
From: ‘Arm brains’ (axial nerves) of Jurassic coleoids and the evolution of coleoid neuroanatomy
Coleoid phylogeny (modified after Kröger et al., 2011) with illustrations of the nervous system (yellow), eyes (blue) and statocysts (turquoise) of some fossil and modern representatives of important coleoid clades. Nautilus after Budelmann (1996: fig. 4), Gordoniconus after Klug et al., (2019), Phragmoteuthis after Lukeneder and Lukeneder, (2022), Acanthoteuthis after material presented here and Klug et al., (2016), Spirula after Huxley and Pelseneer, (1895) and Trombke, (2016: fig. 2, 7–9), Sepia after Budelmann, (1996: fig. 1), Octopus after Haeckel (1904: pl. 54) and Chung et al., (2022a, 2022b: fig. 6, 7), Proteroctopus after Kruta et al., (2016), Vampyronassa after Rowe et al., (2022: fig. 1, 5)