Biota (Life)
Eukaryote (Eukarya)
Podiata
Unikont (Unikonta)
Opisthokont (Opisthokonta)
Holozoa
Filozoa
Apoikozoa (Choanozoa)
Animal (Animalia)
Metazoa
Epitheliozoa
Eumetazoa
Bilateria
Nephrozoa (Eubilateria)
Protostome (Protostomia)
Spiralia (Spiralians)
Lophotrochozoa
Annelida (Annelid)
Clitellata
Leech (Hirudinea)
Euhirudinea (True leeches)
Arhynchobdellida (Proboscisless leeches)
Hirudiniformes
Haemopidae
Haemopinae
Children (3 direct children, 3 direct and indirect children):
Whitmania laevis
Whitmania acranulata
Whitmania pigra