Thread subject: Diptera.info :: Phora atra?

Posted by Carnifex on 04-06-2020 22:27
#1

Never seen such a deep absolute black in an insect before. How to separate Phora atra from other species?

static.inaturalist.org/photos/73642450/large.jpeg

Swarming behavior:
static.inaturalist.org/photos/73534444/large.jpeg

Posted by Paul Beuk on 05-06-2020 10:31
#2

COuld be atra but there are similar species (for example holosericea) that cannot be ruled out on thye basis of just this photo. It all comes down to male genitalia.