''Polystepha'' is a genus of

gall midge Cecidomyiidae is a family of flies known as gall midges or gall gnats. As the name implies, the larvae of most gall midges feed within plant tissue, creating abnormal plant growths called galls. Cecidomyiidae are very fragile small insects us ...

s in the family Cecidomyiidae. There are more than 20 described species in ''Polystepha''.

Species

These 24 species belong to the genus ''Polystepha'': * '' Polystepha aceris'' (Felt, 1907) * '' Polystepha americana'' (Felt, 1908) * '' Polystepha canadensis'' (Felt, 1908) * '' Polystepha caryae'' (Felt, 1908) * '' Polystepha connecta'' (Felt, 1908) * '' Polystepha cornifolia'' (Felt, 1907) * '' Polystepha globosa'' (Felt, 1909) * '' Polystepha lapalmae'' Möhn, 1960 * '' Polystepha malpighii'' (Kieffer, 1909) * '' Polystepha multifila'' (Felt, 1907) * '' Polystepha pilulae'' (Beutenmuller, 1892) * '' Polystepha podagrae'' (Felt, 1909) * '' Polystepha pustulata'' (Felt, 1909) * '' Polystepha pustuloides'' (Beutenmuller, 1907) * '' Polystepha quercifolia'' (Felt, 1908) * '' Polystepha quercus'' Kieffer, 1897 * '' Polystepha rhoina'' (Felt, 1907) * '' Polystepha rossica'' Mamaeva, 1981 * '' Polystepha salvadorensis'' Möhn, 1960 * '' Polystepha serrata'' (Felt, 1908) * '' Polystepha simpla'' (Felt, 1909) * '' Polystepha sobrina'' (Felt, 1907) * '' Polystepha symmetrica'' (Osten Sacken, 1862) * '' Polystepha transversa'' (Felt, 1907)

Species

References

Further reading