Endophytic
Guides
Cylas formicarius
Sweet Potato Weevil
Cylas formicarius is a globally significant pest of sweet potato (Ipomoea batatas), causing 30-100% yield losses in over 80 countries. The species exhibits a highly cryptic lifestyle: larvae feed internally within vines and tubers, making chemical control ineffective once infestation occurs. Adults are nocturnal and migratory, with sexual dimorphism in antennae structure. The weevil has been designated a quarantine pest worldwide due to its economic impact on food security and agricultural trade.
Eurytomidae
seed chalcids, eurytomid wasps
Eurytomidae is a family of chalcid wasps within the superfamily Chalcidoidea, comprising approximately 1,420 described species across 87 genera. Members exhibit diverse life histories: larvae are endophytic, developing within plant tissues (stems, seeds, or galls) as phytophages, parasitoids of other insects, or both. The family is cosmopolitan, occurring in virtually all terrestrial habitats. Some species are agricultural pests, notably the almond seed wasp (Eurytoma amygdali) and plum seed wasp (Eurytoma schreineri), while others serve as biocontrol agents. Phylogenomic studies have confirmed monophyly of the four recognized subfamilies (Buresiinae, Eurytominae, Heimbrinae, Rileyinae), though many large genera remain para- or polyphyletic.
Melanagromyza minimoides
Melanagromyza minimoides is a species of leaf-miner fly in the family Agromyzidae, described by Spencer in 1966. The genus Melanagromyza comprises numerous species, many of which are significant agricultural pests whose larvae feed internally within plant stems, seeds, or other tissues. Distribution records indicate this species occurs in Brazil, specifically in the states of Pará and São Paulo. Like congeners, it likely exhibits endophytic larval development, though specific biological details remain poorly documented.
Ornixolinae
Ornixolinae is a subfamily of leaf-mining micromoths within Gracillariidae, established in 2001. Members are characterized by specialized genital structures including hindwings with small frenular bristles along the costa in both sexes, a dorsal flap on tergum VIII in males, and a sclerotized semicircular female lamella antevaginalis. The subfamily contains approximately 30 genera distributed globally, with notable radiations in Australia, Hawaii, and Asia. Larvae are endophytic leaf miners that create diagnostic mine forms including serpentine, linear, and blotch patterns.