What is "elassogaster"

Elassogaster is a genus of scavenger flies ( Diptera) belonging to the family Platystomatidae. They are native to warm regions of Africa, Madagascar and Australia.

They have rounded heads with red eyes, a shiny green thorax and a dark stigma on the wing tips. Adults frequent the vicinity of dung or carcasses, where they walk while constantly waving their wings. The larvae develop in dung.