Insects & Arthropods of Philadelphia, Pennsylvania
The insects & arthropods most often spotted near Philadelphia, ranked by recent research-grade observations.
Most-observed insects & arthropods near Philadelphia
Spotted Lanternfly
Lycorma delicatula
6,369 observations · iNaturalist
Asian Lady Beetle
Harmonia axyridis
3,442 observations
Monarch
Danaus plexippus
3,334 observations
Common Eastern Bumble Bee
Bombus impatiens
3,294 observations
Western Honey Bee
Apis mellifera
2,906 observations
Huron Skipper
Atalopedes huron
2,860 observations · iNaturalist
Eastern Tiger Swallowtail
Papilio glaucus
2,535 observations
Eastern Carpenter Bee
Xylocopa virginica
2,353 observations
Black Swallowtail
Papilio polyxenes
2,095 observations
Carolina Mantis
Stagmomantis carolina
1,912 observations
Small White
Pieris rapae
1,753 observations
Eastern Tent Caterpillar Moth
Malacosoma americana
1,468 observations · iNaturalist
Large Milkweed Bug
Oncopeltus fasciatus
1,463 observations
Blue Dasher
Pachydiplax longipennis
1,398 observations
Brown-belted Bumble Bee
Bombus griseocollis
1,380 observations
Red Admiral
Vanessa atalanta
1,379 observations
Chinese Mantis
Tenodera sinensis
1,371 observations
Eastern Boxelder Bug
Boisea trivittata
1,315 observations
Zabulon Skipper
Lon zabulon
1,292 observations · iNaturalist
Silver-spotted Skipper
Epargyreus clarus
1,275 observations
Bald-faced Hornet
Dolichovespula maculata
1,201 observations
Bold Jumping Spider
Phidippus audax
1,161 observations
Orchard Orbweaver
Leucauge venusta
1,138 observations
Common Whitetail
Plathemis lydia
1,113 observations
Eastern Cicada-killer Wasp
Sphecius speciosus
1,091 observations
Red-spotted Admiral
Limenitis arthemis
1,046 observations
Isabella Tiger Moth
Pyrrharctia isabella
967 observations
Oriental Beetle
Exomala orientalis
936 observations · iNaturalist
Blue-winged Scoliid Wasp
Scolia dubia
932 observations · iNaturalist
Red Milkweed Beetle
Tetraopes tetrophthalmus
926 observations
Brown Marmorated Stink Bug
Halyomorpha halys
925 observations
Eastern Tailed-Blue
Cupido comyntas
917 observations · iNaturalist
Common Buckeye
Junonia coenia
848 observations
Tan Jumping Spider
Platycryptus undatus
848 observations · iNaturalist
Fragile Forktail
Ischnura posita
821 observations · iNaturalist
Margined Calligrapher
Toxomerus marginatus
800 observations · iNaturalist
Common Green June Beetle
Cotinis nitida
791 observations
Spicebush Swallowtail
Papilio troilus
771 observations
Peck's Skipper
Polites peckius
771 observations · iNaturalist
Eastern Pondhawk
Erythemis simplicicollis
769 observations
Eastern Calligrapher
Toxomerus geminatus
751 observations
Two-spotted Bumble Bee
Bombus bimaculatus
749 observations
Pearl Crescent
Phyciodes tharos
743 observations
Reddish-brown Stag Beetle
Lucanus capreolus
731 observations
European Hornet
Vespa crabro
712 observations
Ailanthus Webworm Moth
Atteva aurea
709 observations · iNaturalist
Eastern Yellowjacket
Vespula maculifrons
694 observations · iNaturalist
Eastern Comma
Polygonia comma
682 observations
Southern Yellowjacket
Vespula squamosa
679 observations
Horned Passalus Beetle
Odontotaenius disjunctus
674 observations