Woodlands Historic Park Flies

Metallic Green blowfly with black and yellow legs at Woodlands Historic Park
Metallic Green Blowfly, mid May. About 6mm long.

Classification

from Australian Faunal Directory

Order Diptera - Flies, 8955 named species in Australia at Nov. 2021
Division Cyclorrhapha - Flies having Short Antennae with a Bristle or Arista
Family Calliphoridae - Blowflies and Bluebottles, 120 named species in Australia
Genus Chrysomya
Species Chrysomya varipes