Children (12 direct children, 13 direct and indirect children):
Aquarius remigis
Gerris remigis
Aquarius najas
Aquarius amplus
Aquarius nebularis
Aquarius nyctalis
Aquarius paludum
(tree size 1)
Gerris paludum
Aquarius remigoides
Aquarius elongatus
Aquarius conformis
Aquarius cinereus
Aquarius ventralis
Aquarius adelaidis