Chiloscyllium punctatum, male: Olphactory sacs within the nasal capsules. A dorsal, B lateral, C ventral, arrows indicating direction of waterflow, D olphactory sacs anterior, arrows indicating direction of waterflow, E olphactory sacs ventral, arrows indicating direction of waterflow, F olphactory sacs within chondrocranium anterior and G transversal cross section through rostral area of the specimen, yellow markings showing the epithelium, arrows pointing to the folding of the tissue. Abbreviations: al, ampullae of Lorenzini; cc, chondrocranium; ins, intranasal septum; nc, nasal capsules; os, ophactory sacs, rp, rostral process.