Lycidae

Common Name

Net-winged Beetles

Overview

The Lycidae, commonly known as net-winged beetles, belong to a family of beetles recognized for their distinctive wing venation patterns resembling fine mesh or nets. They are widely distributed and have a striking appearance due to their brightly colored exoskeletons.

Taxonomy

Key Characteristics

  • Appearance: Brightly colored, often red, orange, or yellow, with black markings.
  • Antennae: Segmented and often serrated or pectinate.
  • Wings: Elytra with intricate veins forming net-like patterns.
  • Size: Generally small to medium, ranging from 5 to 20 mm in length.

Life Cycle

  • Eggs: Laid in moist environments, often on decaying wood or leaf litter.
  • Larvae: Elongated, somewhat flattened, and often found under bark or in decomposing wood. They have a segmented body with short legs.
  • Pupae: Develop in a cocoon-like structure within their larval habitat.
  • Adults: Emerge from pupae and are typically active during the day.

Behavior and Ecology

  • Habitat: Mostly found in forested areas with abundant decaying plant material.
  • Diet: Larvae feed on decaying wood and fungal material. Adults consume nectar, pollen, or do not feed at all.
  • Predators: Birds and other insectivores.
  • Defense Mechanisms: Bright coloration acts as a warning sign to potential predators (aposematism).

Notable Species

  • Calopteron discrepans: Known for its prominent size and striking coloration.
  • Plateros spp.: Exhibits a variety of vivid colors and patterns.

Conservation

Most Lycidae species are not currently assessed for major conservation concerns. However, habitat destruction could potentially impact local populations.

Significance to Humans

  • Ecosystem Roles: Play a crucial role in the decomposition process, aiding in nutrient cycling.
  • Research Importance: Studied for their aposematic coloration and mimicry dynamics.

Fun Facts

  • Long Lifespan: Some larvae can live for several years before pupating.
  • Photoprotection: Their bright colors are not just for warding off predators; they provide protection from UV rays.
  • Historical Mysteries: Early entomologists once confused these beetles with unrelated species due to their mimicry.