Easter Island Lance Fly (Physiphora insulaepaschalis)
This fly species is one of the few, still existing endemic animal species of Easter Island that survived the complete destruction of the island’s former ecosystem.
The fly is about 0,25 to 0,28 cm in length, its wings, which are yellowish brown colored and inconspicuous banded, reach a length of about 0,25 cm.
The head is black and shows a strong metallic blue gloss, the forehead is yellowish brown in color. The thorax is deep black in color and glossy metallic blue too. The abdomen is brownish red in color and glossy blue too. The legs are dark brown in color.
Males and females resemble each other.
 G. Enderlein: Die Dipterenfauna der Juan-Fernandez-Inseln und der Oster-Insel. in The Natural history of Juan Fernandez and Easter Island, edited by Carl Skottsberg. Vol. 3: 643-680., Zoology. Uppsala: Almqvist & Wiksells Boktryckeri, 1921-1940