(megachasmidae)
41Leafscale gulper shark — Drawing by R. Mintern Conservation status …
42Mosaic gulper shark — Conservation status Data Deficient …
43Little gulper shark — Conservation status Data Deficient (IUCN 3.1) Scientific classification …
44Deania — Temporal range: 23–0 Ma …
45Birdbeak dogfish — Drawing by Bideault Conservation status …
46Gulper shark — Conservation status Vulnerable ( …
47Rough longnose dogfish — Scientific classification Kingdom: Animalia Phylum: Chordata Class: Chondrich …
48Arrowhead dogfish — Scientific classification Kingdom: Animalia Phylum …
49Longsnout dogfish — Scientific classification Kingdom: Animalia Phylum …
50Centroscyllium — Black dogfish, Centroscyllium fabricii Scientific classification Kingdom …