Hanging Thief Robber Fly vs Longipalpis Sandfly

Side-by-side species comparison

Attribute Hanging Thief Robber Fly Longipalpis Sandfly
Scientific Name Diogmites platypterus Lutzomyia longipalpis
Order Diptera Diptera
Family Asilidae Psychodidae
Size 15-22 mm 2-3 mm
Habitat Farmland Underground
Diet Herbivores Blood Feeders
Regions North America Central and South America, Mexico to Argentina
Conservation Least Concern Least Concern

Hanging Thief Robber Fly

A slender, elongate robber fly that hangs from vegetation by its front legs while feeding. It has long dangling legs and a distinctive hunting posture unlike most other asilids.

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Did You Know?

It earns its name by dangling from a single leg while consuming prey, freeing the other legs for handling food.

Longipalpis Sandfly

A small, pale-brown sandfly that is the most important vector of visceral leishmaniasis in the Americas. Males produce sex pheromones from glands on the abdomen to attract females. It breeds in organic-rich soil around chicken coops and animal shelters.

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Did You Know?

Males produce terpene pheromones that attract females, and different populations produce different pheromones, suggesting cryptic species.