True Flies
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Culicidae:                           Aedes sollicitans                           Salt Marsh Mosquito
Assateague Island National Seashore
Worchester County, Maryland
June 17, 2006
Photographer:  Richard Orr
Chironomidae                                                                               Midge
Columbia
Howard County, Maryland
April 2, 2006
Photographer:  Richard Orr
Tabanidae                          Tabanus atratus atratus              Horse Fly
Assateague Island National Seashore
Worchester County, Maryland
September 21, 2006
Photographer:  Richard Orr
Asilidae                              Laphria sericea                              Robber Fly
Little Island Pond, Catoctin Mountains
Frederick County, Maryland
June 11, 2006
Photographer:  Richard Orr
Mydidae                              Mydas tibials                                  Midas Fly
Little Patuxent River, Patuxent Research Refuge
Anne Arundel County, Maryland
August 13, 2006
Photographer:  Richard Orr
Syrphidae-Syrphinae-Bracchini                                              Syrphid Fly
on Salt Marsh Aster
Assateague Island National Seashore
Worchester County, Maryland
September 21, 2006
Photographer:  Richard Orr
Syrphidae                           Eristalis tenax                                Rat-tailed Maggot Fly
FBI Pond, Catoctin Mountains
Frederick County, Maryland
September 4, 2006
Photographer:  Richard Orr
Syrphidae                            Platycheirus sp.                            Syrphid Fly
Howard County, Maryland
June 25, 2006
Photographer:  ZoAnn Lapinsky                                                Trailscapes Photography
Tachinidae                         Archytas sp.                                   Tachinid Fly
Columbia
Howard County, Maryland
August 21, 2006
Photographer:  Richard Orr                
Sarcophagidae                 Sarcophaga haemorrhoidalis     Flesh Fly
on Dog Bane
Assateague Island National Seashore
Worchester County, Maryland
June 16, 2006
Photographer:  Richard Orr
Tipulidae                                 Tipula sp.  (larva)                       Crane Fly
Hunting Creek, Cunningham Falls State Park
Frederick County, Maryland
March 22, 2007
Photographer:  Richard Orr
Tipulidae                                 Limnophila sp. (larva)               Crane Fly
Bear Branch, Sugarloaf Mountain
Frederick County, Maryland
March 31, 2007
Photographer:  Richard Orr
Tachinidae                        Gonia sp.                                           Tachinid Fly
Fly was chasing a Bumble Bee -- Bombus impatiens Queen
Cummingham Falls State Park
Frederick County, Maryland
May 6, 2007
Photographer:  Richard Orr
Ptychopteridae                     Bittacomorpha clavipes           Phantom Crane Fly
Cunningham Falls State Park
Frederick County, Maryland
May 15, 2007
Photographer:  Richard Orr
Syrphidae                           Mallota sp. prob. posticata          Syrphid Fly
Mimic of a Bumble Bee
Sugar Loaf Mountain
Frederick County, Maryland
May 25, 2007
Photographer:  Richard Orr
Cecidomyiidae                 Cecidomyia pellex  (Gall)               Ash Bullet-gall Midge
On Ash Leaf
Howard County, Maryland
May 26, 2007
Photographer:  Richard Orr
Empididae                                                                                     Dance Flies
On shaded wet rocks in Hauver Branch
Cunningham Falls State Park
Frederick County, Maryland
May 27, 2007
Photographer:  Richard Orr
Micropezidae                    Taeniaptera trivittata               Stilt-Legged Flies
Assateague Island National Seashore
Worchester County, Maryland
June 8, 2007
Photographer:  ZoAnn Lapinsky                                                 Trailscapes Photography        
                                       
Culicidae:                           Engorged female                            Mosquito
Assateague Island National Seashore
Worchester County, Maryland
June 6, 2007
Photographer:  ZoAnn Lapinsky                                                Trailscapes Photography
Asilidae                               Efferia sp. (male)                            Robber Fly
Assateague Island National Seashore
Worchester County, Maryland
June 6, 2007
Photographer:  ZoAnn Lapinsky                                                Trailscapes Photography
Asilidae                               Efferia sp. (female)                            Robber Fly
Muscidae (being eaten)  Stomoxys calcitrans                         Stable Fly
Assateague Island National Seashore
Worchester County, Maryland
June 6, 2007
Photographer:  ZoAnn Lapinsky                                                Trailscapes Photography
Muscidae                           Musca domestica                           House Fly
Assateague Island National Seashore
Worchester County, Maryland
June 7, 2007
Photographer:  ZoAnn Lapinsky                                                Trailscapes Photography
Asilidae                               Efferia aestuans (male)                     Robber Fly
Syrphidae (being eaten) Ocyptamus fascipennis                    Syrphid Fly
Mt. Pleasant
Howard County, Maryland
August 11, 2007
Photographer:  Richard Orr
Conopidae                         Physocephala tibialis               Thick-headed Flies
on Goldenrod at FBI Pond
Frederick County, Maryland
August 30, 2007
Photographer:  Richard Orr                       
Bombyliidae                       Exoprosopa sp.                          Bee Fly
Assateague Island National Seashore
Worchester County, Maryland
September 6, 2007
Photographer:  Richard Orr
Syrphidae                            Eristalis transvesra                      Transverse Flower Fly  
Assateague Island National Seashore
Worchester County, Maryland
October 8, 2007
Photographer:  ZoAnn Lapinsky                                                Trailscapes Photography
Tipulidae                                 Tipula (Yamatotipula) tricolor   Crane Fly
Island Pond
Frederick County, Maryland
August 3, 2008
Photographer:  Richard Orr