(RAJIFORMES)
ÎÒÐßÄ ÑÊÀÒÎÎÁÐÀÇÍÛÅ 11 ñåìåéñòâ
(Hexatrygonidae)
ÑÅÌÅÉÑÒÂÎ ØÅÑÒÈÆÀÁÅÐÍÛÅ ÑÊÀÒÛ (Sixgill stingrays) 1 ðîä 1 âèä
(Hexatrygon Heemstra & Smith, 1980)
Ðîä ÃÅÊÑÀÒÐÈÃÎÍÛ, ØÅÑÒÈÆÀÁÅÐÍÛÅ ÑÊÀÒÛ
1 âèä