Ekitidrilus
(tree size 1)
Kerria
(tree size 5)
Nematogenia
(tree size 1)
Paranematogenia
(tree size 1)
Eukerria
(tree size 8)
Phoenicodrilus
Ocnerodrilus
(tree size 3)
Pygmaeodrilus
(tree size 1)
Deccania
Aphanascus
Arraia
Bauba
Belladrilus
Brasilisia
Brunodrilus
Chacdrilus
Curgia
Dariodrilus
Diaphorodrilus
Enicmodrilus
Exisdrilus
Filodrilus
Gatesia
Gordiodrilus
(tree size 1)
Haplodrilus
Ilyogenia
Kerriona
Malabaria
Monogaster
Nannodrilus
Paulistus
Quechuona
Tazelaaria
Thatonia
Xibaro