Nasoral region with lifted anterior nasal flap and exposed posterior nasal flap. A, Scyliorhinus canicula, USNM 221470, female, 438 mm TL; B, Atelomycterus fasciatus, CSIRO H1298-7, male, 370 mm TL; C, Haploblepharus edwardsii, AMNH 40988, male, 480 mm TL. anf, anterior nasal flap; ful, flap on the upper lip margin; llf, lower labial furrow; ng, nasoral groove; pnf, posterior nasal flap; pog, postoral groove; ulf, upper labial furrow; umf, upper mesonarial flap. Scale bar: 20 mm.

 
 
  Part of: Soares KDA, de Carvalho MR (2020) Phylogenetic relationship of catshark species of the genus Scyliorhinus (Chondrichthyes, Carcharhiniformes, Scyliorhinidae) based on comparative morphology. Zoosystematics and Evolution 96(2): 345-395. https://doi.org/10.3897/zse.96.52420