Rachicerus obscuripennis

Rachicerus obscuripennis is a North American Diptera of the Rachicerinae family. It is the only North American species with pectinate (comblike) flagellomeres (antenna segments). It was first described by Loew in 1863.

Rachicerus obscuripennis

Rachicerus obscuripennis is a North American Diptera of the Rachicerinae family. It is the only North American species with pectinate (comblike) flagellomeres (antenna segments). It was first described by Loew in 1863.