Children (63 direct children, 69 direct and indirect children):
Hydrophilus piceus
Hydrous piceus
Hydrophilus aterrimus
Hydrophilus acuminatus
Hydrophilus picicornis
Hydrophilus ovatus
Hydrophilus ater
Hydrophilus triangularis
Giant black water beetle
Hydrophilus insularis
Hydrophilus caschmirensis
Hydrophilus pistaceus
Hydrophilus palpalis
Hydrophilus dauricus
Dibolocelus
(tree size 2)
Hydrophilus
(tree size 4)
Hydrophilus ensifer
Hydrophilus harpe
Hydrophilus masculinus
Hydrophilus iricolor
Hydrophilus pollens
Hydrophilus smaragdinus
Hydrophilus rufomarginatus
Hydrophilus gibbosus
Hydrophilus oberthueri
Hydrophilus albipes
Hydrophilus australis
Hydrophilus bedeli
Hydrophilus bilineatus
Hydrophilus brevispina
Hydrophilus cavicrus
Hydrophilus cavisternum
Hydrophilus flavicornis
Hydrophilus foveolatus
Hydrophilus guarani
Hydrophilus hackeri
Hydrophilus hastatus
Hydrophilus indicus
Hydrophilus infrequens
Hydrophilus latipalpus
Hydrophilus loriai
Hydrophilus macronyx
Hydrophilus mesopotamiae
Hydrophilus novaeguineae
Hydrophilus olivaceus
Hydrophilus pedipalpus
Hydrophilus regimbarti
Hydrophilus rufocinctus
Hydrophilus senegalensis
Hydrophilus simulator
Hydrophilus sternitalis
Hydrophilus temnopteroides
Hydrophilus unguicularis
Hydrophilus wattsi
Hydrophilus pseudovatus
Hydrophilus nucleoensis
Hydrophilus violaceonitens
Hydrophilus castus
Hydrophilus cinctus
Hydrophilus exstriatus
Hydrophilus mixtus
Hydrophilus obtusatus
Hydrophilus pygmaeus
Hydrophilus rufipes
Hydrophilus subcupreus