Colkoptkra

Family j IydroPHILIDAK

long palp

> four-segmented antenna! dub

large, round eyes shiny, greenish black coloration at rear at rear

Water scavenger beetles

I hese beetles are oval and colored black, brown, or sometimes yellowish. The principal distinguishing feature is their antennae, which end in a four-segmented club. The last three segments of this club arc hairy, whereas the first is smooth and saucer-shaped. Many adults live in water, carrying air under their wing cases and on the surface of their bodv • LlEE CYCLE Eggs are laid 011 water and in dung and damp places. Adults are usually scavengers; the larvae eat aquatic insect larvae, snails, and worms.

The larvae may have gills or take air at the surface. •()<:< :i RREN( :L Worldwide. Most live in water ^ and damp habitats, although some are found

J4L in dung, decaying vegetation, and soil.

Larval may have warty or hairv backs.

large spine on tibia

HYDROrHII.cs nici-cs, also called the Great Silver Water Beetle, uses its specially shaped antennae to channel air back, under the wings.

long palp

> four-segmented antenna! dub large, round eyes shiny, greenish black coloration

0rder COLEOPTERA

Family LAMPYRIDAK

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