Children (77 direct children, 79 direct and indirect children):
Hydrochus soesae
Hydrochus roomylae
Hydrochus yadavi
Hydrochus pajnii
Hydrochus spangleri
Hydrochus brianbrowni
Hydrochus setosus
Hydrochus schereri
Hydrochus monishi
Hydrochus minimus
Hydrochus jiawanae
Hydrochus jaechi
Hydrochus hanoewanti
Hydrochus daviniaae
Hydrochus bakkeri
Hydrochus tarsalis
Hydrochus pallipes
Hydrochus obscurus
Hydrochus debilis
Hydrochus currani
Hydrochus equicarinatus
Hydrochus simplex
Hydrochus excavatus
Hydrochus rugosus
Hydrochus foveatus
Hydrochus callosus
Hydrochus brevitarsis
Hydrochus granulatus
Hydrochus subcupreus
Hydrochus neosquamifer
Hydrochus rufipes
Hydrochus scabratus
Hydrochus pseudosquamifer
Hydrochus variolatus
Hydrochus vagus
Hydrochus squamifer
Hydrochus crenatus
Hydrochus angustatus
(tree size 2)
Hydrochus brevis
Hydrochus megaphallus
Hydrochus aljibensis
Hydrochus flavipennis
Hydrochus interruptus
Hydrochus nitidicollis
Water beetle
Hydrochus smaragdineus
Hydrochus elongatus
Hydrochus rishwani
Hydrochus matthewsi
Hydrochus schoenmanni
Hydrochus verae
Hydrochus wewalkai
Hydrochus schillhammeri
Hydrochus drechseli
Hydrochus johannapietersenae
Hydrochus jenniferiduae
Hydrochus satishanandi
Hydrochus rishi
Hydrochus choennii
Hydrochus ramcharani
Hydrochus battjai
Hydrochus piroei
Hydrochus soekhnandanae
Hydrochus dewnaraini
Hydrochus rattanae
Hydrochus vanbergehenegouweni
Hydrochus beeneni
Hydrochus desenderi
Hydrochus coeneni
Hydrochus bruggei
Hydrochus angusi
Hydrochus grandicollis
Hydrochus ibericus
Hydrochus ignicollis
Hydrochus kirgisicus
Hydrochus nooreinus
Hydrochus octocarinatus
Hydrochus tariqi