Adults are roughly 10–18 mm long.
Fine-art photographic collection
Tophoderes frenatus
A beetle so thoroughly disguised as lichen-encrusted bark that even its body outline appears broken into debris.
About this species
Tophoderes frenatus(Klug, 1833)
Information reviewed15 July 2026
Tophoderes frenatus is a Madagascan fungus weevil. Its sculptured body, mottled scales and irregular projections create exceptional camouflage on fungal and lichen-covered wood.
Taxonomy
Animalia · Arthropoda · Insecta · Coleoptera · Anthribidae · Tophoderes
Accepted taxon. · checked 2026-07-15
MadagascarBroad range and selected reference localities — not a complete occurrence map.
Madagascar
Humid and seasonally dry forest on dead branches, bark and fungus-covered timber.
Adults move slowly over bark and often remain motionless when disturbed.
Fungal material and decaying plant-associated growths, as in other fungus weevils.
Solitary.
What makes this species remarkable?
The body is not merely brown: ridges, tufts and contrasting scales interrupt every familiar beetle contour until the insect resembles a fragment of lichen-covered bark.
Its camouflage works at close range because the rough surface reproduces texture as well as colour, eliminating the smooth highlights that normally betray a hard beetle shell.
Photographed individuals may carry clusters of phoretic mites, turning the already debris-like animal into a moving island used by smaller arthropods for transport.