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Beetles of Zihuatanejo

ORDER COLEOPTERA

Acalymma Skeletonizing Leaf and Flea
Acalymma (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)

-Tribe Luperini

-Subtribe Diabroticina

-Genus Acalymma


The genus Acalymma is a group of flea beetles within the leaf beetle family Chrysomelidae, specifically in the subfamily Galerucinae and tribe Luperini. These beetles are small, jump-capable herbivores commonly associated with plants in the Cucurbitaceae family (squash, melons, cucumbers), making some species important agricultural pests.

Diet

  • Adults: Feed primarily on the leaves, flowers, pollen, stems, and fruits of plants in the gourd family (Cucurbitaceae), including wild and cultivated squashes, pumpkins, gourds, cucumbers, and melons.

  • Larvae: Feed on the roots and underground stems of cucurbit plants.

  • Some species also feed on flowers and foliage of other herbaceous plants when cucurbits are unavailable.

Range

  • The genus Acalymma is distributed from Canada and the United States through Mexico, Central America, and into northern South America.

  • Numerous species occur throughout Mexico, including the Pacific coast of Guerrero and the Zihuatanejo region.

  • They are especially common wherever wild or cultivated cucurbits are found.

Habitat

  • Inhabits tropical dry forests, woodland edges, agricultural fields, orchards, gardens, secondary forests, and disturbed habitats.

  • Adults are commonly found on the leaves, stems, flowers, and fruits of Cucurbita and other members of the Cucurbitaceae.

  • Larvae develop in the soil around the roots of host plants.

Size

  • Adult length: 5–8 mm (0.2–0.3 in)

  • Larval length: Up to 8–10 mm (0.3–0.4 in) before pupation.

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