Children (6 direct children, 6 direct and indirect children):
Japanese topeshark
Hemitriakis japanica
Sicklefin hound shark
Hemitriakis falcata
Deepwater sicklefin hound shark
Hemitriakis abdita
Ocellate topeshark
Ornate topeshark
Whitefin topeshark
Hemitriakis leucoperiptera
Hemitriakis indroyonoi
Indonesian houndshark