Eastern eyed click beetle (Alaus oculatus). Taylor Memorial Arboretum, Wallingford, PA.
Eastern eyed click beetle (Alaus oculatus). Swarthmore, PA.
False mealworm beetle (Alobates pensylvanica). Smedley Park, Springfield, PA.
Analeptura lineola on mountain laurel. Mohonk Mountain House, New Paltz, NY.
Anthrenus verbasci on yarrow. Swarthmore, PA.
Arthromacra aenea. Mohonk Mountain House, New Paltz, NY.
Astylopsis macula (Lamiinae). Media, PA.
Fifth-instar nymph of Banasa sp. ID tentative. John Heinz National Wildlife Refuge, Philadelpha, PA.
Bassareus brunnipes. Zolfo Springs, FL.
Bassareus brunnipes. Zolfo Springs, FL.
Bembidion zephyrum. Collected by Foster Purrington.
Banded net-wing beetle (Calopteron reticulatum). Mohonk Mountain House, New Paltz, NY.
Calopteron reticulatum (banded net-wing). Swarthmore, PA.
End band net-wing beetle (Calopteron terminale). Rose Tree Park, Media, PA.
Lateral view of end band netwing (Calopteron terminale) showing undulating elytra. Goshen Trail, Newtown Square, PA.
End-band net-wing beetle (Calopteron terminale). Wawa Preserve, Media, PA.
Margined leatherwing beetles (Chauliognathus marginatus). Rose Tree Park, Media, PA.
Twice-stabbed lady beetle (Genus Chilocorus sp.) Zolfo Springs, FL.
Backroad tiger beetle (Cicindela punctulata punctulata). Also known as the sidewalk tiger beetle. Swarthmore, PA.
Scabrous tiger beetle (Cicindela scabrosa). Paynes Creek Historic Park, Bowling Green, Florida.
Scabrous tiger beetle (Cicindela scabrosa). Highlands Hammock State Park, Sebring, FL.
Scabrous tiger beetle (Cicindela scabrosa). Paynes Creek Historic Park, Bowling Green, Florida.
Six-spotted tiger beetle (Cicindela sexguttata). Springfield, PA.
Three-lined tiger beetles (Cicindela trifasciata ssp. ascendens). Myakka River State Park. Sarasota, FL.
Lady beetle eggs (Coccinellidae). Swarthmore, PA.
Colaspis pseudofavosa. Typical leaf damage on left. Pioneer State Park, Zolfo Springs, FL.
Conoderus lividus. Swarthmore, PA.
Common green June beetle (Cotinis nitida) larva. Unionville, Pennsylvania.
Common green June beetle (Cotinis nitida) on an acorn. Clayton Park, Monmouth County, NJ.
Common green June beetle (Cotinis nitida) on a yellow flower. Stoneleigh Garden, Villanova, PA.
Cymindis sp. Crooked River National Grassland, Madras, OR.
Asiatic oak weevil (Cyrtepistomus castaneus) on a pinwheel mushroom (Marasmius rotula). Esopus Bend Nature Preserve, Saugerties, New York.
Asiatic oak weevil (Cyrtepistomus castaneus) on a pinwheel mushroom (Marasmius rotula). Esopus Bend Nature Preserve, Saugerties, New York.
Carpet beetle larva (Dermestidae) at bee hotel. Swarthmore, PA.
Carpet beetle larva (Dermestidae) at bee hotel. Swarthmore, PA.
Eastern elderberry borers (Desmocerus palliatus). Mohonk Mountain House, New Paltz, NY.
Diaperis maculata on Berkeley’s polypore (Bondarzewia berkeleyi) growing on scarlet oak. Stoneleigh Garden, Villanova, PA.
Diaperis maculata on Berkeley’s polypore (Bondarzewia berkeleyi) growing on scarlet oak. Stoneleigh Garden, Villanova, PA.
Eleodes obscura sulcipennis. Crooked River National Grassland. Madras, Oregon.
Copulating moustached tiger beetles (Ellipsoptera hirtilabris). Paynes Creek Historic Park, Bowling Green, Florida.
Copulating moustached tiger beetles (Ellipsoptera hirtilabris). Paynes Creek Historic Park, Bowling Green, Florida.
Enoclerus rosmarus. Leiper Park, Wallingford, PA.
Eudiagogus maryae on scarlet sesbane (Sesbania punicea). Zolfo Springs, FL.
Eudiagogus maryae on scarlet sesbane (Sesbania punicea). Zolfo Springs, FL.
Evodinus monticola eating mountain laurel. Lake Mohonk, New Paltz, New York.
Galapaganus conwayensis. ID tentative. Isla Santa Cruz, Galápagos.
Asian lady beetle (Harmonia axyridis) larva eating a flower. Mohonk Mountain House, New Paltz, NY.
Larva of Asian lady beetle (Harmonia axyridis). John Heinz National Wildlife Refuge, Philadelphia, PA.
Asian lady beetle (Harmonia axyridis) pupa. Mohonk Mountain House, New Paltz, NY.
Pupa of an Asian lady beetle (Harmonia axyridis). Mohonk Mountain House, New Paltz, NY.
Egg of oak leaf roller weevil (Homoeolabus analis). Pioneer Park, Zolfo Springs, FL.
Oak leaf-rolling weevil (Homoeolabus analis) nidifying a live oak leaf. Zolfo Springs, FL.
Oak leaf rolling weevil (Homoeolabus analis) on grape leaf. Paines Creek Historic Park, Bowling Green, Florida.
Oak leaf leaf roller weevil (Homoeolabus analis). Male. Pioneer Park, Zolfo Springs, FL.
Oak leaf rolling weevil (Homoeolabus analis) nidus. Myakka River State Park, Florida.
Oak leaf-rolling weevil (Homoeolabus analis) nidifying a live oak leaf. Zolfo Springs, FL.
Eight-spotted tumbling flower beetle (Hoshihananomia octopunctata). Swarthmore, PA.
Hoshihananomia octopunctata
Milkweed leaf beetle (Labidomera clivicollis) on Asclepias incarnata inflorescence. Saugerties, NY.
Milkweed leaf beetle (Labidomera clivicollis). John Heinz National Wildlife Refuge, Philadelphia, PA.
Three-lined potato beetle (Lema daturaphila) copulating. Swarthmore, PA.
Three-lined potato beetle (Lema daturaphila). Swarthmore, PA.
False potato beetles (Leptinotarsa juncta) on eggplant. Swarthmore, PA.
False potato beetles (Leptinotarsa juncta) larvae. John Heinz National Wildlife Refuge, Philadelphia, PA.
False potato beetle (Leptinotarsa juncta) larvae eating horsenettle. Hildacy Preserve, Media, PA.
False potato beetle (Leptinotarsa juncta) larvae eating horsenettle. Hildacy Preserve, Media, PA.
Black firefly (Lucidota atra) eating pollen at bee hotel. Swarthmore, PA.
American rose chafer (Macrodactylus subspinosus) climbing on insect eggs. Ashbridge Preserve, West Goshen, PA.
Macrosiagon cruenta. Emerged from a potter wasp cell. Swarthmore, PA.
Macrosiagon cruenta. Emerged from a potter wasp cell. Swarthmore, PA.
Beetle (Melanophthalma sp.) inside the leaf roll of a weevil (Attelabinae). Myakka River State Park, Florida.
Orchesia sp. near mushroom. Smedley Park, Springfield, PA.
American carrion beetle (Necrophila americana). Ashbridge Preserve, East Goshen, PA.
American carrion beetle (Necrophila americana). Rose Tree Park, Media, PA.
American carrion beetle (Necrophila americana). Rose Tree Park, Media, PA.
American carrion beetle (Necrophila americana). Male. Willisbrook Preserve, Malvern, PA.
Gray-winged neoclyt borer (Neoclytus scutellaris). Zolfo Springs, FL.
Horned passalus (Odontotaenius disjunctus). Maurice Bower Saul Wildlife Sanctuary, Rose Valley, PA.
Orchesia sp. on mushroom. Smedley Park, Springfield, PA.
Brown prionid (Orthosoma brunneum). Swarthmore, PA.
Hermit flower beetle (Osmoderma scabra). Kaaterskill Falls, NY.
Common eastern firefly (Photinus pyralis). Swarthmore, PA.
Broad-necked root borer (Prionus laticollis). Swarthmore, PA.
Firefly (Pyractomena sp.) being attacked by an ant. Crow’s Nest Preserve, Elverson, PA.
Pyractomena borealis searching for pupation site. Binky Lee Preserve, Chester Springs, PA.
Pyractomena borealis searching for pupation site. Binky Lee Preserve, Chester Springs, PA.
Close-up of the protractible head of a Pyractomena borealis larva. Swarthmore, PA.
Pyractomena borealis larva. Crum Woods, Swarthmore, PA.
Pyractomena borealis (Lampyridae) on aerial roots. Crum Woods, Swarthmore, PA (USA).
Pupa of Pyractomena borealis attached to tree via pygopod. Hildacy Preserve, Media, PA.
Pyractomena borealis using pygopod. Binky Lee Preserve, Chester Springs, PA.
Firefly (Pyropyga sp.) on blade of grass. Swarthmore, PA.
Ribbed pine borer (Rhagium inquisitor). Tyler Arboretum, Media, PA.
Red cocklebur weevil (Rhodobaenus quinquepunctatus).
Red cocklebur weevil (Rhodobaenus quinquepunctatus).
Scaphinotus viridis.
Dodder gall weevil (Smicronyx sculpticollis) on scaldweed. Longwood Gardens, Kennett Square, PA.
Dodder gall weevil (Smicronyx sculpticollis; Curculionidae). Great Salt Lake Shorelands Preserve, UT.
Dodder gall weevil (Smicronyx sculpticollis). Saugerties, NY.
Slender flower longhorn beetle (Strangalia famelica famelica) on mullein. Willisbrook Preserve, Malvern, PA.
Strangalia luteicornis on Hydrangea. Mohonk Mountain House, New Paltz, NY.
Cadelle (Tenebroides sp.). Smedley Park, Springfield, PA.
Mating red milkweed beetles (Tetraopes tetrophthalmus) on a milkweed leaf. Hildacy Preserve, Media, PA.
Tricrania sanguinipennis, parasitoid of Colletes rufithorax, a ground-nesting bee. Swarthmore, PA.
Tricrania sanguinipennis, parasitoid of Colletes rufithorax, a ground-nesting bee. Swarthmore, PA.
Banded longhorn (Typocerus velutinus) on leaf. Mohonk Mountain House, New Paltz, NY.
Banded longhorn (Typocerus velutinus) on leaf. Mohonk Mountain House, New Paltz, NY.
Xylotrechus colonus (rustic boring beelte). Swarthmore, PA.