Children (26 direct children, 26 direct and indirect children):
Eucoleus breviductus
Eucoleus buckenbourensis
Eucoleus dispar
Eucoleus fluvidus
Eucoleus longiductus
Eucoleus parvulus
Eucoleus perplexus
Eucoleus plumosus
Eucoleus posterus
Eucoleus pseudoplumosus
Eucoleus aerophilus
Eucoleus annulatus
Eucoleus bacillatus
Eucoleus baskakowi
Eucoleus boehemi
Eucoleus contortus
Eucoleus dubius
Eucoleus garfiai
Eucoleus gastricus
Eucoleus obtusiuscula
Eucoleus oesophagicola
Capillaria oesophagicola
Eucoleus perforans
Eucoleus schvalovoj
Eucoleus spiralis
Eucoleus tenuis
Eucoleus vanelli