Belongs within: Cecidomyiidae.
The Lestremiinae are a group of cecidomyiid midges with mycophagous larvae (Gagné 1981).
Characters (from Gagné 1981): Ocelli usually present. Wings, if present, with vein M1+2 present. Five tarsomeres, with tarsomere 1 longer than 2.
<==Lestremiinae J00
|–Lestremiini GJ09
| |–Wasmanniella clauda G81
| |–Gongromastix G81
| |–Allarete G81
| |–Anaretella defecta G81
| |–Pararete elongata G81
| |–Conarete G81
| | |–C. crebra G81
| | `–C. eluta GJ09
| |–Lestremia GJ09
| | |–L. cinerea G81
| | |–L. leucophaea GJ09
| | `–‘Trichosia’ remota Hutton 1896 TE27
| `–Anarete G81
| |–A. anepsia G81
| |–A. buscki GJ09
| `–A. candidata G81
`–Micromyidi GJ09
|–Peromyia [Peromyiini] GJ09
|–Campylomyza [Campylomyzini] GJ09
|–Aprionus [Aprionini] GJ09
| `–A. asemus G81
`–Micromyini G81
|–Monardia monotheca G81, M83
|–Cordylomyia denningi G81
|–Corinthomyia brevicornis G81
|–Trichopteromyia modesta G81
|–Mycophila speyeri G81
|–Bryomyia apsectra G81
|–Xylopriona toxicodendri G81
|–Micromya GJ09
| |–M. lucorum [incl. M. johannseni] GJ09
| `–M. mana G81
`–Polyardis G81
|–P. adela G81
`–P. kasloensis G81
Lestremiinae incertae sedis:
Anodontoceras J00
Pseudoperomyia J00
Skuhraviana J00
Baeonotus [Baeonotini] G81
`–B. microps M81
Acoenonia [Acoenoniini] G81
`–A. perissa G81
Forbesomyia [Forbesomyiini] G81
`–F. atra G81
Strobliella [Strobliellini] G81
`–S. intermedia G81
Catochini J00
|–Catocha slossonae J00, G81
|–Anocha G81
|–Neocatocha marilandica G81
|–Tritozyga sackeni G81
`–Eucatocha G81
*Type species of generic name indicated
REFERENCES
[G81] Gagné, R. J. 1981. Cecidomyiidae. In: McAlpine, J. F., B. V. Peterson, G. E. Shewell, H. J. Teskey, J. R. Vockeroth & D. S. Wood (eds) Manual of Nearctic Diptera vol. 1 pp. 257–292. Research Branch, Agriculture Canada.
[GJ09] Gagné, R. J., & M. Jaschhof. 2009. Cecidomyiidae (gall midges). In: Brown, B. V., A. Borkent, J. M. Cumming, D. M. Wood, N. E. Woodley & M. A. Zumbado (eds) Manual of Central American Diptera vol. 1 pp. 293–314. NRC Research Press: Ottawa.
[J00] Jaschhof, M. 2000. Catotrichinae subfam. n.: a re-examination of higher classification in gall midges (Diptera: Cecidomyiidae). Entomological Science 3: 639–652.
[M83] Martin, N. A. 1983. Miscellaneous observations on a pasture fauna: an annotated species list. DSIR Entomology Division Report 3: 1–98.
[M81] McAlpine, J. F. 1981. Key to families—adults. In: McAlpine, J. F., B. V. Peterson, G. E. Shewell, H. J. Teskey, J. R. Vockeroth & D. S. Wood (eds) Manual of Nearctic Diptera vol. 1 pp. 89–124. Research Branch, Agriculture Canada.
[TE27] Tonnoir, A. L., & F. W. Edwards. 1927. New Zealand fungus gnats (Diptera, Mycetophilidae). Transactions and Proceedings of the New Zealand Institute 57: 747–878.