[Neoselachii] Compagno, 1977 - modern sharks and rays see Cohort Neoselachii Compagno, 1977 Order Carcharhiniformes Compagno, 1973 - ground sharks Family Proscylliidae Fowler, 1941 - finback catsharks Genus Eridacnis Smith, 1913 Eridacnis radcliffei Smith, 1913 - pygmy ribbontail catshark