FIG. 1 in No Evidence for Across-Population Scent Discrimination of Cloacal Gland Secretions in Tuatara (Sphenodon punctatus)

FIG. 1. Medial view of the lateral wall of the nasal cavity of Sphenodon punctatus showing the location of the vomeronasal organ within the internal nares. Arrows denote direction of chemosensory odorants into the olfactory organ and vomeronasal organ. Diagram modified from Hoppe (1934). Anterior concha (AC), choanal fold (CF), choanal tube (CT), dorsal pocket of the choanal tube (DPC), external nares (EN), nasal cavity (NC), ventral conchal space (VCS), vomeronasal organ (VNO).