Family Ditomyiidae

Classification · Explanation of Names · Numbers · Identification · Range · Habitat · Internet References · Works Cited

6007713 Sciarid or Cecidomyid? - Symmerus - female

sexually dimorphic Diptera - maybe a midge? - Symmerus - male - female

Ditomyiidae - thorax - Symmerus lautus - male

Diptera, end of abdomen - Symmerus lautus - male

Ditomyiidae - wing - Symmerus lautus - male

Ditomyiidae - terminalia - Symmerus vockerothi - male

Classification

Kingdom Animalia (Animals)

Phylum Arthropoda (Arthropods)

Subphylum Hexapoda (Hexapods)

Class Insecta (Insects)

Order Diptera (Flies)

No Taxon ("Nematocera" (Non-Brachycera))

Infraorder Bibionomorpha (Gnats, Gall Midges, and March Flies)

Superfamily Sciaroidea (Fungus Gnats and Gall Midges)

Family Ditomyiidae

Explanation of Names

Ditomyiidae Keilin 1919

Numbers

6 spp. in 2 genera in our area(1)(2), ~100 spp. in 8 genera total(3)

Identification

Distinguished from other fungus gnats by wing ventation: M-Cu crossvein present and R4 at least half as long as R5; SC short and ending free.

Range

all major zoogeographical regions exception Afrotropical; in our area, more diverse in the east, with only the subgenus Symmerus (Psilosymmerus) represented in the west(2)

Habitat

Symmerus larvae were reported from rotting logs of dead wood; those of Ditomyia, from Polyporus fungi(4)

Internet References

(5)

Works Cited

1.	American Insects: A Handbook of the Insects of America North of Mexico Ross H. Arnett. 2000. CRC Press.

2.	The Systematics, Phylogeny, and Zoogeography of Symmerus Walker and Australosymmerus Freeman (Mycetophilidae: Ditomyiinae) Munroe, Donald Douglas. 1974. Memoirs of the Entomological Society of Canada - No. 92.

3.	Order Diptera Linnaeus, 1758. In: Zhang Z.-Q. (ed.) Animal biodiversity: An outline of higher-level classification... Pape T., Blagoderov V., Mostovski M.B. 2011. Zootaxa 3148: 222–229.

4.	Mycetophilidae: (Bolitophilinae, Ditomyiinae, Diadocidiinae, Keroplatinae, Sciophilinae and Manotinae) - Diptera, Nematocera Hutson, A. M.; Ackland, D. M. & Kidd, L. N. 1980. Royal Entomological Society of London.

5.	Fungus Gnats Online

Contributed by Martin Hauser on 5 November, 2010 - 12:18pm
Additional contributions by Vox Sciurorum, v belov
Last updated 25 December, 2014 - 10:45pm

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