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Beetles of Zihuatanejo

ORDER COLEOPTERA

Epitrix Hairy Flea Beetles
Epitrix (Genus)

-Animals (Kingdom Animalia)

-Arthropods (Phylum Arthropoda)

-Hexapods (Subphylum Hexapoda)

-Insects (Class Insecta)

-Winged and Once-winged Insects (Subclass Pterygota)

-Beetles (Order Coleoptera​​)

-​Water, Rove, Scarab, Long-horned, Leaf, and Snout Beetles (Suborder Polyphaga)

-​Cucujiform Beetles (Infraorder Cucujiformia)

-Leaf Beetles and Allies (Superfamily Chrysomeloidea)

-Leaf Beetles Family (Chrysomelidae)

-Skeletonizing Leaf and Flea Beetles (Subfamily Galerucinae)

-Flea Beetles (Tribe Alticini)

-Hairy Flea Beetles (Genus Epitrix)


Epitrix is a genus of flea beetles within the family Chrysomelidae, known for their small size and distinctive jumping ability. Like other flea beetles, Epitrix species are known for their ability to jump long distances when disturbed, using their strong hind legs as a defense mechanism.

  • Diet

    • Adults: Primarily herbivorous, feeding on leaves, stems and occasionally flowers. Many species are associated with plants in the nightshade family (Solanaceae), including potato, tomato, eggplant and wild Solanum species.

    • Larvae: Feed mainly on roots and underground plant tissues. In some species, larvae also feed on developing tubers, producing small lesions or pits.

    • Adults create characteristic small, round "shot holes" in leaves.

  • Range

    • Epitrix is primarily a New World genus, occurring from Canada and the United States through Mexico, Central America and South America.

    • Mexico supports numerous Epitrix species, particularly in temperate, subtropical and tropical highland regions.

    • Species may occur in the broader Guerrero region, although individual species have highly variable distributions.

  • Habitat

    • Found in forests, woodland edges, grasslands, agricultural fields, gardens, roadsides and disturbed vegetation.

    • Particularly associated with areas containing Solanaceae, including wild nightshades and cultivated crops.

    • Adults occur on foliage, while larvae develop in soil around plant roots and underground plant structures.

  • Size

    • Adult length: approximately 1.5–3 mm (0.06–0.12 in).

    • Very small, oval flea beetles with enlarged hind legs adapted for jumping.

    • Colour is generally black, brown or dark metallic, although appearance varies among species.

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