Children (10 direct children, 10 direct and indirect children):
Birdbeak dogfish
Shovelnose spiny dogfish
Arrowhead dogfish
Deania profundorum
Rough longnose dogfish
Deania hystricosa
Longsnout dogfish
Deania quadrispinosum
Deania aciculata
Deania cremouxi
Deania eglantina
Deania elegans
Deania mauli
Deania rostrata