Children (16 direct children, 24 direct and indirect children):
Hirudo medicinalis
Medicinal leech
Hirudo verbana
Hirudo pulchra
Hirudo nipponia
Hirudo orientalis
Hirudo troctina
Hirudo aegyptiaca
Hirudo javanica
Hirudo quinquestriata
Hirudo sanguisorba
Hirudo sulukii
Hirudo alpina
(tree size 8)
Hirudo australis
Hirudo bioculata
Hirudo brevis
Hirudo marmorata