Fig. 1

Morphometric measurements of the cuttlebone of Sepia bertheloti: Cuttlebone Length (CL), total Cuttlebone Length (CL1), Cuttlebone Height (CH), Cuttlebone Width (CW), Fragmocone Length (FL), Fragmocone Width (FW), Internal Cuttlebone Width (ICW) and External Cuttlebone Width (ECW)