Length: 55 - 90 mm in the genus
The 5 species of Zoolea have a noticeable lobe near the apex of the femora on the foreleg. The common name comes from the unusual structure arising from the insect’s head. Members of genus Zoolea occur from Venezuela south to Bolivia and Argentina.
Photo location: Montsinéry, French Guiana. The two species recorded from French Guiana are Zoolea guerinii and Z. lobipes.
American Insects site