Bristly Tachinid vs Longipalpis Sandfly

Side-by-side species comparison

Attribute Bristly Tachinid Longipalpis Sandfly
Scientific Name Epalpus signifer Lutzomyia longipalpis
Order Diptera Diptera
Family Tachinidae Psychodidae
Size 6-10 mm 2-3 mm
Habitat Farmland Underground
Diet Parasites Blood Feeders
Regions North America Central and South America, Mexico to Argentina
Conservation Least Concern Least Concern

Bristly Tachinid

A bristly gray parasitic fly found across North America. It parasitizes a wide range of caterpillars including armyworms and cutworms.

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Did You Know?

Females scatter tiny eggs on foliage, which are then accidentally swallowed by feeding caterpillars.

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.