Proctacanthus
Guides
Proctacanthus philadelphicus
northeastern marauder
Proctacanthus philadelphicus, commonly known as the northeastern marauder, is a species of robber fly in the family Asilidae. As with other members of the genus Proctacanthus, this species is a large, predatory fly. Robber flies in this genus are characterized by their prominent facial beards and aggressive hunting behavior. The specific epithet 'philadelphicus' suggests an association with the Philadelphia region, indicating part of its geographic range.