Grass Fly
( Chloropidae )


2008-0607-01100112-DIP00832-Chloropidae[0955h08s,F,A,plant-leaf]{EXD}-G.jpg

PHOTO COMMENT

IDENTIFICATION
Identification:Chloropidae
(Rondani ,1856 )
Common Name:Grass Fly
Life Stage:(A) adult

PHYLOGENY

Phylum:Arthropoda
Class:Insecta
Superorder:Holometabola
Order:Diptera
Suborder:Brachycera
Family:Chloropidae
Taxon Code:DIP00832
ITIS/TSN:147644

LOCATION DETAILS
Location Name
Gardens at Lake Merritt, Lakeside Park, 666 Bellevue, Oakland
County:Alameda County
ECI Site#:CA01100110

RECOGNITION
Description
Body: Setae mostly absent. Head: Trapezoidal or triangular. Setae are weakly developed. Eyes: Ocelli are triangular; usually large and shiny. Antennae: Arista thin and short with spare pubescence; rarely thickened or densely pubescent. Proboscis: Usually short and soft. Wings: Usually well developed, rarely shortened to small disks. Venation is sparese. Legs: Sometimes the femora are thickened.
Body Length
Mostly, 1-4 mm; but up 12 mm.
Diversity
America, north of Mexico: About 280 species. Worldwide: Close to 3,000 species in about 200 genera worldwide.

BIOLOGY
Food
Larvae of most species feed on grass stems. Others are scavengers, parasites, or predators.
Habitat
Very common in meadows and grassy areas, but may be seen in a variety of habitats.
Importance
Some taxa are serious pests of cereals. Some are attracted to the eyes (""eye gnats"") and are vectors of yaws and pink eye. They feed on lachrymal secretions and other body fluids of various animals, including humans and are of medical significance. Some are pollinators of orchids or Araceae flowers.
Distribution
Worldwide.
Diversity
America, north of Mexico: About 280 species. Worldwide: Close to 3,000 species in about 200 genera worldwide.

CREDITS
Photographer
Eddie Dunbar
Insect Sciences Museum of California

References
Family Chloropidae - Frit Flies. (bugguide.net/node/view/15512). Accessed March 5, 2017. .
ITIS.


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