FFBird, is just the contrary. male C. splendens banded and C. virgo almost completely dark wing (with transparent basis in ssp. meridionalis and transparent tip in ssp. occasi).
Here in Spain we also have Calopteryx xanthostoma with the rear half of the wings dark, and C. haemorrhoidalis with brown-purplish sheen instead blue, but we lack C. splendens.