Summary ²

True flies are insects of the order Diptera (from the Greek di = two, and ptera = wings). Their most obvious distinction from other orders of insects is that a typical fly possesses a pair of flight wings on the mesothorax and a pair of halteres, derived from the hind wings, on the metathorax. (Some species of flies are exceptional in that they are secondarily flightless). The only other order of insects bearing two true, functional...

Sources and Credits

1. (c) Donald Hobern, some rights reserved (CC BY), https://www.flickr.com/photos/dhobern/14560842972/
2. (c) Wikipedia, some rights reserved (CC BY-SA), http://en.wikipedia.org/wiki/Diptera

More Info

• iNaturalistAU taxon page
• Biodiversity Heritage Library
• BOLD Systems BIN search
• Field/Photo ID for Flies
• Global Biodiversity Information Facility (GBIF)
• Systema Dipterorum

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