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Beetles of Zihuatanejo

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Strangalia Flower Longhorn Beetles
Strangalia (Genus)

Diet

  • Adults: Primarily feed on nectar and pollen, and are frequently found visiting flowers.

  • Larvae: Develop in rotting, dead or weakened wood, where they feed on decomposing woody material.

  • Flowering plants provide an important food source for adults, while decaying branches and logs provide habitat for the immature stages.

Range

  • Strangalia is a genus of flower longhorn beetles in the family Cerambycidae, subfamily Lepturinae, tribe Lepturini.

  • Mexico supports numerous Strangalia species; the national Cerambycidae checklist recognises the genus as part of Mexico's exceptionally diverse longhorn-beetle fauna.

  • Around Zihuatanejo, Strangalia should be considered occasional.

Habitat

  • Found in tropical dry forest, tropical deciduous forest, woodland, forest edges, scrub and areas containing flowering plants and dead wood.

  • Adults are most likely to be seen on flowers, particularly during warm weather and periods of abundant flowering.

  • Around Zihuatanejo, flowering shrubs and trees along forest edges, clearings and roadsides are good places to look.

  • Larvae develop inside rotting logs, stumps and dead branches, so decaying woody material is important habitat even though the immature stages are rarely seen.

Size

  • Adult length: approximately 8–20 mm (0.3–0.8 in), depending on species.

  • Body generally elongate and relatively slender, with long antennae and the characteristic flower-associated form of lepturine longhorn beetles.

  • Colouration varies considerably among species and may include black, brown, red, orange, yellow or contrasting combinations.

  • Many species have patterns that resemble wasps or other chemically protected insects, providing protection from predators.


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