Opuntia (prickly-pear)
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1b. Swelling or necrotic area on segment (pad)...2
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2b. Larva in slight swelling, affected area sometimes yellow...Neolasioptera sp. and "Mayetiola" spp.
Neolasioptera sp. Many red larvae of this species were found in cells 1 cm in diameter. They spun cocoons when full-grown, pupated in the galls, and adults emerged in March. Hosts: O. lindheimeri, Opuntia sp.
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[only records are from Aguascalientes, Mexico, but the host ranges into the southern USA]
- Raymond J. Gagne: (1989) The plant-feeding gall midges of North America©