van der Wulp, 1874
Orthocladius (Orthocladius) can be separated from the other Orthocladius subgenus with a yellow headcapsule (Pogonocladius) by a 5 segmented antenna.
Diversity
European species: 21
Treated species:
Orthocladius obumbratus
Orthocladius rubicundus
Orthocladius wetterensis