Deer Fly (Chrysops) vs New Caledonian Longhorn Beetle

Side-by-side species comparison

Attribute Deer Fly (Chrysops) New Caledonian Longhorn Beetle
Scientific Name Chrysops silacea Agrianome fairmairei
Order Diptera Coleoptera
Family Tabanidae Cerambycidae
Size 8-12 mm 40-70 mm
Habitat Forests Forests
Diet Blood Feeders Wood Feeders
Regions West and Central Africa, Congo Basin Oceania (New Caledonia)
Conservation Least Concern Vulnerable

Deer Fly (Chrysops)

A medium-sized fly with striking patterned wings and bright green eyes. It is the primary vector of Loa loa, the African eyeworm, in the rainforests of West and Central Africa. It bites during the day, especially around the forest canopy.

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Did You Know?

The Loa loa worm it transmits can sometimes be seen migrating across the white of the eye, earning it the name 'African eyeworm'.

New Caledonian Longhorn Beetle

A large longhorn beetle endemic to New Caledonia, where its larvae develop in dead and decaying wood of native trees. It is one of the largest beetles in the Pacific Islands. Adults are nocturnal and attracted to lights.

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Did You Know?

The larvae of this beetle are considered a delicacy by the Kanak people of New Caledonia, who harvest them from rotting logs.