Children (21 direct children, 21 direct and indirect children):
Heliogomphus ceylonicus
Sri lanka grappletail
Heliogomphus nietneri
Heliogomphus lyratus
Heliogomphus promelas
Heliogomphus chaoi
Heliogomphus bakeri
Heliogomphus svihleri
Heliogomphus kalarensis
Heliogomphus selysi
Heliogomphus spirillus
Heliogomphus drescheri
Heliogomphus kelantanensis
Heliogomphus retroflexus
Heliogomphus olivaceus
Heliogomphus gracilis
Heliogomphus blandulus
Heliogomphus borneensis
Heliogomphus scorpio
Heliogomphus lieftincki
Heliogomphus cervus
Heliogomphus walli
Wall's grappletail