Morellia is a very large genus from the fly family Muscidae. Morellia are plumpish black flies, largely lacking eye hairs - sparse at most. they have a white dusting on the parafacialia and the scutum has 4 distinct longitudinal stripes.
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0