Polystepha pilulae

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Polystepha pilulae
File:Polystepha pilulae galls mosbo6.jpg
Polystepha pilulae galls on Quercus rubra
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Diptera
Family: Cecidomyiidae
Genus: Polystepha
Species:
P. pilulae
Binomial name
Polystepha pilulae
(Beutenmüller, 1892)
Synonyms[1]
  • Cincticornia pilulae Beutenmüller, 1892

Polystepha pilulae, the oak leaf gall midge, is a species of gall midge in the family Cecidomyiidae.[1][2][3] It is found in eastern North America.[4]

Description of the gall

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The larvae of this species of midge form circular galls that can be flat or convex. These form on the upper surface of oak leaves of the red oak group (Quercus sect. Lobatae), between the veins. The galls are thick-walled and reddish-brown in colour.[5] They are 3 to 4 mm in diameter.[6]

References

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Further reading

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