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Beetles of Zihuatanejo

ORDER COLEOPTERA

Spintherophyta Leaf Beetles
Spintherophyta (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)

-​Subfamily Chrysomelinae

-Tribe Doryphorini

-Subfamily Eumolpinae

-Tribe Eumolpini

-Genus Spintherophyta​


Eumolpini is tribe of leaf beetles in the Chrysomelidae family, containing numerous species known for their plant-feeding habits, especially on leaves and roots. Eggs are laid in the soil near the base of plants, where larvae can quickly access roots upon hatching.

Diet

  • Adults: Primarily herbivorous, feeding on leaves, flowers and tender plant tissues. Different species are associated with different host plants.

  • Larvae: Feed on plant tissues, although the immature biology of many Spintherophyta species remains poorly documented.

  • Adults may leave small holes or irregular feeding damage in leaves, particularly on young foliage.

Range

  • Spintherophyta is a Neotropical genus of leaf beetles in the family Chrysomelidae, occurring from Mexico through Central America and into South America.

  • Spintherophyta occurs in Guerrero and the Zihuatanejo region, where the tropical vegetation provides suitable habitat.

  • Around Zihuatanejo, Spintherophyta beetles are occasional, although individual species may be locally common where their preferred host plants are abundant.

Habitat

  • Found in tropical dry forest, tropical deciduous forest, woodland, scrub, forest edges, gardens and secondary vegetation.

  • Adults are generally found directly on foliage, particularly young leaves and tender growth.

  • Around Zihuatanejo, carefully examining shrubs, vines and low trees is likely to be more productive than searching tree trunks or the ground.

  • Some species may be particularly active during the rainy season, when fresh foliage is abundant.

Size

  • Adult length: approximately 4–8 mm (0.16–0.31 in), depending on species.

  • Body generally oval, convex and compact.

  • Many species are strikingly coloured, with combinations of metallic green, blue, bronze, copper, red, yellow or black.

  • The polished surface and bright colouration can make these small beetles quite conspicuous when sunlight catches them.

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