BERKS COUNTY NATURE Home Page
Butterflies of Berks County, Pennsylvania
Sightings in 2007

     The following butterfly species (those in bold) have been seen in Berks County, Pennsylvania in 2007. The listed date is the first date seen in 2007 if known. There have been records of 106 species seen in Berks County. The list below includes all those reported in 2003 through 2007, a total of 77 species plus three found in 2007. Additional species seen in 2007 are shown in red.

     No doubt other species will be present, but not seen. Some of the 108 species are historical records and many are of strays not often found in the county. Ninety seven of the one hundred eight species are known to have been seen in the past 40 years.  No new species were added in 2006. There are 3 new species for 2007

Sightings in 2007    (64 species)      (10/16/07)
Berks County, Pennsylvania - 2007

 Family HESPERIIDAE
1 Silver-spotted Skipper
2 Hoary Edge                      07/08/07
3 Northern Cloudywing 
4 Dreamy Duskywing
5 Sleepy Duskywing
6 Juvenal's Duskywing 
7 Horace's Duskywing
8 Wild Indigo Duskywing
9 Checkered Skipper
10 Common Sootywing        07/16/07
11 Swarthy Skippper 
12 Least Skipper
13 European Skipper         06/19/07
14 Fiery Skipper                 08/25/07
15 Leonard's Skipper
16 Cobweb Skipper 
17 Indian Skipper
18 Peck's Skipper              06/16/07
19 Tawny-edged Skipper   08/04/07
20 Crossline Skipper 
21 Long Dash
22 Northern  Broken Dash 
23 Little Glassy Wing
24 Sachem
25 Delaware Skipper
26 Mulberry Wing 
27 Hobomok Skipper
28 Zabulon Skipper
29 Broad-winged Skipper 
30 Black Dash 
31 Dun Skipper       07/12/07
32 Ocola Skipper 
 Family PAPILIONIDAE
33 Pipevine Swallowtail      Caterpillars found
34 Zebra Swallowtail       06/24/07 (Also, eggs 
                                      found after a second sighting.)
35 Black Swallowtail 
36 Tiger Swallowtail 
37 Spicebush Swallowtail
38 Giant Swallowtail   08/14/07
 Family PIERIDAE 
39 Cabbage Butterfly
40 Clouded Sulphur
41 Orange Sulphur
42 Little  Yellow
43 Sleepy Orange     10/07/07

Family LYCAENIDAE
44 Harvester             08/02/07
45 American Copper 
46 Banded Hairstreak
47 Striped Hairstreak        06/24/07
48 Red-banded Hairstreak  08/17/07
49 Juniper Hairstreak        05/05/07& 07/28/07
50 Brown Elfin
51 White-m Hairstreak      05/5/07
52 Gray Hairstreak 
53 Eastern Tailed Blue
54 Spring Azure
55 Summer Azure
56 Appalachian Azure
Family LIBYTHEIDAE
57 Snout Butterfly              07/15/07
 Family NYMPHALIDAE
58 Variegated Fritillary    07/17/07
59 Great Spangled Fritillary 
60 Aphrodite
61 Meadow Fritillary
62 Pearl Crescent
63 Baltimore
64 Question Mark
65 Comma 
66 Gray Comma 
67 Mourning Cloak
68 American Painted Lady
69 Painted Lady
70 Red Admiral
71 Buckeye       08/04/07
72 Red-spotted Purple
73 Viceroy
Subfamily APATURINAE
74 Hackberry Butterfly 
75 Tawny Emperor
 Subfamily SATYRINAE
76 Northern Pearly Eye 
77 Appalachian Eyed Brown
78 Little Wood Satyr
79 Common Wood Nymph
 Subfamily DANAINAE
80 Monarch                          06/17/07
Past year butterfly species sightings in Berks County, PA
2003 (63)
2004 (63)
2005 (62)
2006 (61)
2007 (64)
2008 (67)
2009 (73)
2010 (80)
2011 (72)
2012 (78)
2013 (74)
No data
2015 (71)
2016 (61)
2017 (62)
(--)
.
A site with data on butterfly distributions by county (and photographs) for North America can be found at North American Butterflies. This government sponsored site is updated about once a year.
There is a small informal group of local butterfly collectors/observers in Berks Co. Pennsylvania If you are interested in butterflies and would like to meet this group, contact.

Return to Berks County Nature home page.