Banded Hairstreak (Satyrium calanus)..........York County 06/26/2003
Edwards Hairstreak (Satyrium edwardsii)..........Adams County 06/30/2003
Little Glassywing (Pompeius verna)..........York County 07/07/2003
Tawny Emperor (Asterocampa clyton)..........Adams County 07/17/2003
Harvester (Feniseca tarquinius)..........York County 08/13/2003
Dun Skipper (Euphyes vestris)..........York County 09/01/2003
Crossline Skipper (Polites origenes)..........York County 09/09/2003
Sachem Skipper (Atalopedes campestris)..........Adams County 09/14/2003
Red Banded Hairstreak (Calycopis cecrops)..........Adams County 09/14/2003
Tawny Edged Skipper (Polites thermistocles)..........Adams County 09/15/2003
Leonard's Skipper (Hesperia leonardus)..........Adams County 09/28/2003
Long Dash Skipper (Polites mystic)..........York County 06/02/2003
Fiiery Skipper (Hylephila phyleus)..........Adams County 09/24/2003
Spring Azure (Celestrina ladon).........Adams County 04/30/2004
Sleepy Duskywing (Erynnis brizo).........Adams County 04/30/2004
Dun Skipper (Euphyes vestris).........Adams County 05/18/2004
Hayhurst's Scallopwing (Staphylus hayhurstii).........Adams County 05/25/2004
Zabulon Skipper (Poanes zabulon)..........Adams County 05/29/2004
Coral Hairstreak (Satyrium titua)..........York County 06/18/2004
Sachem Skipper (Atalopedes campestris).........York County08/24/2004
Wild Indigo Duskywing (Erynnis baptisiae)..........Adams County 07/07/2005
Common Checkered Skippeer (Pyrgus communis).........Adams County 07/09/2005
Little Glassywing (Pompeius verna).........Adams County 07/14/2005
Horace's Duskywing (Erynnis horatius).........York County 07/22/2005
Horace's Duskywing (Erynnis horatius)..........Adams County 07/24/2005
Swarthy Skipper (Nastra lherminier).........Adams County 08/14/2005
Cloudless Sulphur (Phoebis sennae)..........Adams County 05/03/2006 (First County and Earliest State Sighting)
Southern Cloudywing (Thorybes bathyllus)..........Adams County 06/20/2006
White Admiral (Limenitis arthemis).........Adams County 08/29/2006
White M Hairstreak (Parrhasius m-album)..........Adams County 09/09/06
Appalacian Tiger Swallowtail (Pterourus Appalachiensis)..........Adams County 05/29/07
Striped Hairstreak (Satyrium liparops)..........York County 06/09/2007
Northern Broken Dash (Wallengrenia ageremet)..........York County 07/17/2008
Crossline Skipper (Polites origenes)..........Adams County 08/13/2009