Homoptera (Treehoppers)
Oak Tree Hopper  (Horned Form)              Platycotis vittata
Triadelphia Reservoir
Howard County, Maryland
July 29, 2011
Photographer:  Richard Orr
Keeled Treehopper                                        Entylia carinata
On Giant Ragweed
Centennial Park
Howard County, Maryland
September 11, 2014
Photographer:  Richard Orr
Buffalo Treehopper                                       Ceresa sp.
Mt. Pleasant, Howard County Conservancy
Howard County, Maryland
October 2, 2014
Photographer:  Richard Orr
Treehopper                                                      Heliria cristata
Patuxent Research Refuge
Anne Arundel County, Maryland
October 14, 2014
Photographer:  Richard Orr
Three-spotted Treehopper                          Vanduzea triguttata
On Poplar
Catoctin Mountains
Frederick County, Maryland
October 12, 2014
Photographer:  Richard Orr
Black Locust Treehopper                            Vanduzea arquata
On Black Locust
Catoctin Mountains
Frederick County, Maryland
June 17, 2015
Photographer:  Richard Orr
Oak Tree Hopper (Hornless Form)            Platycotis vittata
Mt. Pleasant, Howard County Conservancy
Howard County, Maryland
October 12, 2015
Photographer:  Richard Orr
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Two-spotted Treehopper (adult)                Enchenopa sp.
Western Regional Park
Howard County, Maryland
June 22, 2015
Photographer:  Richard Orr
Two-spotted Treehoppers (young)            Enchenopa undescribed species
on Redbud
Middle Patuxent Environmental Area
Howard County, Maryland
June 24, 2015
Photographer:  Richard Orr
Widefooted Treehopper                               Compylenchia latipes
on Alder, Catoctin Mountains
Frederick County, Maryland
September 23, 2015
Photographer:  Richard Orr
Locust Treehopper                                        Thelia bimaculata
on Black Locust
Catoctin Mountains, Frederick County, Maryland
September 11, 2016
Photographer:  Richard Orr