Beetles
Order Coleoptera
1299 speciesThe largest order of insects, comprising about 25% of all known animal species. Beetles are found in nearly every habitat and are distinguished by their hardened forewings called elytra.
Species in this Order
Net-winged Beetle
Calopteron reticulatum
A toxic beetle with raised net-like veins on its elytra and aposematic coloration....
Nettle Root Weevil
Phyllobius virideaeris
A bright green-scaled weevil found on nettles and other vegetation in spring. Extremely common but t...
Nettle-tap Flea Beetle
Longitarsus nasturtii
A tiny yellowish-brown flea beetle found on watercress and other crucifers in damp habitats. Larvae ...
New Caledonian Giant Gecko Weevil
Cyphus norfolcensis
A distinctive weevil from the New Caledonia region with a textured, knobby exoskeleton. New Caledoni...
New Caledonian Longhorn Beetle
Agrianome fairmairei
A large longhorn beetle endemic to New Caledonia, where its larvae develop in dead and decaying wood...
New Zealand Glow-Worm Firefly
Atyphella flammans
An Australasian firefly found in subtropical forests of eastern Australia. It produces a steady ambe...
New Zealand Rove Beetle
Quedius antipodus
A medium-sized, shiny dark rove beetle native to New Zealand's native forests. It is one of the most...
New Zealand Sand Scarab
Pericoptus truncatus
A large flightless scarab beetle endemic to sandy coastal habitats in New Zealand. It is nocturnal a...
New Zealand Tiger Beetle
Neocicindela tuberculata
An endemic tiger beetle found on sandy and clay soils throughout New Zealand. It is an active visual...
Night-Stalking Tiger Beetle
Omus dejeanii
A flightless nocturnal tiger beetle from western North America with a matte black body. Unlike its d...
Nigidius Stag Beetle
Nigidius laticornis
A small, robust, dark brown to black stag beetle from sub-Saharan Africa. Males have short, broad ma...
Nisotra Flea Beetle
Nisotra uniformis
A small, yellowish-brown flea beetle that is the most important pest of jute in South Asia. Adults c...
Noble Chafer
Gnorimus nobilis
A scarce metallic green beetle with small white flecks on the elytra. It is associated with old orch...
Nordic Dor Beetle
Geotrupes stercorarius
A large, rounded, metallic blue-black dung beetle with ridged elytra. Adults dig deep burrows beneat...
North African Bombardier Beetle
Brachinus humeralis
A bombardier beetle found in North Africa and the Mediterranean basin. It has a reddish-brown head a...
North American Hide Beetle
Trox scaber
A small, oval, grayish-brown beetle with heavily sculptured elytra covered in rows of bumps and encr...
Northeastern Beach Tiger Beetle
Habroscelimorpha dorsalis dorsalis
A tiger beetle of Atlantic coast beaches from New England to Virginia. It nests in sandy beach habit...
Northern Cave Ground Beetle
Pseudanophthalmus menetriesi
A small, blind, unpigmented cave beetle from the limestone caves of the Appalachian region. The genu...
Northern Corn Rootworm
Diabrotica barberi
A pale green beetle whose larvae attack corn root systems. It can survive crop rotation by extending...
Northern Flower Longhorn
Pachyta lamed
A robust flower longhorn with black elytra bearing variable yellow-orange markings, found in boreal ...
Northern Ground Beetle
Pelophila borealis
A medium-sized, dark metallic green or bronze ground beetle with long legs. It is an active predator...
Northern Ladybird
Coccinella trifasciata
A small ladybird with orange-red elytra bearing three distinct black crossbands. It is cold-adapted ...
Northern Taiga Ground Beetle
Pterostichus adstrictus
A medium-sized black ground beetle common across the boreal forests of the Northern Hemisphere. It i...
Notch-Tipped Flower Longhorn
Typocerus sinuatus
A yellow longhorn beetle with wavy dark bands across its elytra. It is a common flower visitor in ea...
Notched-mouth Ground Beetle
Dicheirus dilatatus
A large southern African ground beetle with powerful mandibles and a robust body. It is a formidable...
Noterus Diving Beetle
Noterus clavicornis
A small, oval, yellowish-brown diving beetle with distinctively thickened antennae. It is widespread...
Nut Weevil
Curculio nucum
A small weevil with a slender, downward-curved snout used to bore into hazelnuts. The larva feeds in...
Nuttall Blister Beetle
Lytta nuttalli
A brilliant metallic purple-blue blister beetle found in the prairies and grasslands of western Nort...
Oahu Tree Snail Predator Beetle
Mecyclothorax oahuensis
A tiny ground beetle endemic to the montane forests of Oahu, Hawaii. It inhabits leaf litter and mos...
Oak Bark Borer
Scolytus intricatus
A small bark beetle that attacks oaks across Europe. It breeds in weakened or recently dead branches...
Oak Pinhole Borer
Platypus cylindrus
A tiny ambrosia beetle that bores into oak trees and cultivates fungal gardens inside its tunnels. T...
Obtuse Rove Beetle
Tachyporus obtusus
A tiny, boat-shaped rove beetle with a yellow-brown pronotum and darker elytra. It is common in gras...
Ohlone Tiger Beetle
Cicindela ohlone
One of the rarest tiger beetles in North America, known from only a handful of coastal terrace grass...
Oil Beetle
Meloe proscarabaeus
A large, flightless beetle with shortened elytra and a swollen abdomen. It secretes an oily, blister...
Okinawan Firefly
Luciola owadai
A subtropical firefly endemic to the Ryukyu Islands with a small dark body and rapid greenish flash....
Omalium Shore Rove Beetle
Omalium rivulare
A small, flattened rove beetle found near water and in compost. It feeds on decaying plant matter as...
Omorgus Hide Beetle
Omorgus suberosus
A medium-sized, rough-surfaced hide beetle with a brown to grey body covered in soil-encrusted tuber...
Oregon Tiger Beetle
Cicindela oregona
A variable-colored tiger beetle found in open sandy and gravelly habitats across western North Ameri...
Ornate Click Beetle
Semiotus distinctus
A brightly colored tropical click beetle with yellow elytra marked with bold black stripes or spots....
Osumi Ground Beetle
Carabus osumensis
An endemic ground beetle from the Osumi Peninsula in southern Kyushu, Japan. Features a beautiful me...
Overlooked Cave Beetle
Pseudanophthalmus praetermissus
A rare troglobitic beetle that was long confused with related species before being formally describe...
Ox Beetle
Strategus aloeus
A large robust dark brown beetle with three forward-pointing horns on the males pronotum. It is attr...
Pacific Flatheaded Borer
Chrysobothris mali
A dark bronze jewel beetle that attacks fruit and ornamental trees. Larvae bore flat-headed tunnels ...
Pacific Seashore Rove Beetle
Cafius canescens
A small, grayish-pubescent rove beetle found along the Pacific coast of the Americas under kelp and ...
Painted Hickory Borer
Megacyllene caryae
A handsome cerambycid with white zigzag markings on dark brown elytra, breeding in dead hickory and ...
Painted Reed Beetle
Plateumaris sericea
A brilliantly metallic leaf beetle found on aquatic plants, varying from green to blue, copper, or p...
Palawan Stag Beetle
Dorcus titanus palawanicus
The largest subspecies of Dorcus titanus, endemic to Palawan Island. Males can reach exceptional siz...
Pale Click Beetle
Agrypnus murinus
A distinctive European click beetle covered in a mosaic pattern of grey and brown scales giving it e...
Palmetto Leaf Beetle
Colaspis calosa
A small, oblong beetle with a bronze to golden-green metallic sheen and regular rows of punctures on...
Palmetto Tortoise Beetle
Hemisphaerota cyanea
A round, blue-black tortoise beetle found on palm fronds in the southeastern United States. It can g...
Palmetto Weevil
Rhynchophorus cruentatus
The largest weevil in North America, with variable black and red coloring. It attacks stressed cabba...
Panamanian Giant Ground Beetle
Calosoma granulatum
A large South American caterpillar hunter with coarsely sculptured dark elytra and metallic reflecti...
Papua New Guinea Jewel Beetle
Chrysochroa mniszechii
A spectacularly colourful jewel beetle found in Papua New Guinea, with an iridescent metallic body t...
Papuan Firefly
Luciola papuana
A tropical firefly found in New Guinea's lowland forests and coastal areas. It produces rapid green ...
Papuan Synchronous Firefly
Pteroptyx cribellata
A tropical firefly with a soft brownish body and prominent light organs. Found in New Guinea, it for...
Paroecus Flat-faced Longhorn
Batocera paroeca
A moderately large longhorn from the forests of New Guinea with cryptic bark-like patterning. Males ...
Paropsine Leaf Beetle
Paropsis atomaria
A moderately large, dome-shaped beetle with pale brown elytra covered with small dark spots. It is o...
Paroster Subterranean Beetle
Paroster macrosturtensis
A blind subterranean diving beetle from groundwater calcretes in the Western Australian arid zone. I...
Pasimachus Flat Ground Beetle
Pasimachus depressus
A large, broad, flattened shiny black beetle with massive mandibles and distinctive blue-margined el...
Passalid Beetle
Pharochilus dilatatus
A large, glossy black beetle that lives in family groups inside rotting logs. Adults and larvae comm...
Patagonian Darkling Beetle
Nyctelia multicostata
A flightless darkling beetle endemic to Patagonian steppe habitats, with a rounded, heavily ridged b...
Patagonian Tiger Beetle
Cicindela patagonika
A fast-running predatory beetle adapted to the harsh steppe environment of Patagonia. It has a dark ...
Patterned Tumbling Flower Beetle
Mordella fasciata
A small black beetle with distinctive pale zigzag bands formed by pale pubescence on the elytra. It ...
Pea Weevil
Bruchus pisorum
A small brownish beetle that lays eggs on developing pea pods. The larva eats its way into a single ...
Pecan Weevil
Curculio caryae
A brown weevil with a long snout that is a significant pest of pecan and hickory trees. Larvae devel...
Pecuarius Onitis
Onitis pecuarius
A medium-sized, dark brown to black tunneling dung beetle with strong forelegs. It is a nocturnal sp...
Pedilus Beetle
Notoxus monoceros
A small ant-like beetle with a distinctive forward-pointing horn on the thorax. Found on sandy groun...
Pennsylvania Firefly
Photuris pennsylvanica
A common firefly of the eastern United States that produces a green-yellow bioluminescent flash. Adu...
Pennsylvania Ground Beetle
Harpalus pensylvanicus
One of the most common ground beetles in North American croplands. It is an omnivorous species that ...
Persian Cave Beetle
Anemadus sengleti
A cave-dwelling cholevine beetle discovered in Iranian caves. It belongs to a genus found across sou...
Peruvian Net-winged Beetle
Calopteron bifasciatum
A medium-sized neotropical net-winged beetle with orange elytra bearing two broad dark transverse ba...
Philippine Stag Beetle
Cyclommatus elaphus
A striking stag beetle with enormously elongated curved mandibles in males that can exceed the body ...
Pictured Rove Beetle
Paederus littoralis
A slender black and orange rove beetle with short elytra exposing most of its abdomen. It contains t...
Pinacate Beetle
Eleodes armata
A shiny black desert beetle with spine-like projections on its legs. It performs a distinctive heads...
Pindarus Christmas Beetle
Anoplognathus pindarus
A medium-sized brown Christmas beetle with a distinctly punctured thorax. It is found in coastal and...
Pine Bark Longhorn
Asemum striatum
A flat, dark grey-brown spondylidine beetle with longitudinal ridges on the elytra. Common in conife...
Pine Chafer
Polyphylla fullo
A large brown chafer beetle with white marbled markings on its elytra. Males have enormous fan-shape...
Pine Sawyer Beetle
Monochamus galloprovincialis
A large brown longhorn beetle that breeds in dying or recently dead pine trees. It is a vector of th...
Pine Shoot Beetle
Tomicus piniperda
A bark beetle that breeds in pine logs and stumps, then feeds inside live pine shoots. It is an inva...
Pine Weevil
Hylobius abietis
A dark brown weevil with patches of golden scales that is a major pest of young conifer plantations....
Pink-Spotted Lady Beetle
Coleomegilla maculata
An oblong, pink-red ladybird with twelve black spots found across North America. It is unusual among...
Pitted Ambrosia Beetle
Cnesinus strigicollis
A tiny dark brown bark beetle that cultivates fungal gardens inside its tunnels. It introduces ambro...
Pitted Darkling Beetle
Adesmia cancellata
A large darkling beetle with deeply pitted elytra found in North African deserts. It is primarily no...
Pizarro Beetle
Golofa pizarro
A large neotropical rhinoceros beetle with a distinctively curved head horn. Found at moderate to hi...
Plantain Gall Weevil
Mecinus pyraster
A small cylindrical weevil that causes stem galls on plantain. Larvae develop inside swollen plant s...
Pleasing Fungus Beetle
Gibbifer californicus
A brightly colored beetle that feeds exclusively on bracket fungi on dead trees. Its warning colors ...
Pleasing Lacewing Beetle
Zenoa picea
An uncommon beetle found only on fungus-covered deciduous trees....
Plum Curculio
Conotrachelus nenuphar
A dark brown snout beetle covered in warty bumps that is a major pest of stone fruits. Females carve...
Polar Rove Beetle
Atheta graminicola
A tiny, elongate rove beetle with short wing covers and a flexible abdomen. It is dark brown to blac...
Polished Rove Beetle
Philonthus politus
A medium-sized rove beetle with an exceptionally smooth, polished black integument and reddish-brown...
Polka-dot Fruit Chafer
Cyprolais hornimani
A vivid green chafer beetle covered with small white spots across the elytra. It is found feeding on...
Polydrusus Weevil
Polydrusus sericeus
A small weevil covered in brilliant green scales that sparkle in sunlight. It is commonly found on b...
Ponderosa Pine Bark Borer
Acanthocinus princeps
A grey-brown longhorn beetle with extremely long antennae that can be four times its body length. Ma...
Ponderous Borer
Trichocnemis spiculatus
One of the largest cerambycids in North America, this prionine breeds in the roots and lower trunks ...
Powdered Fungus Beetle of Azores
Tarphius floresensis
A tiny beetle endemic to Flores Island in the Azores. It inhabits decaying wood in remnant laurel fo...
Powderpost Beetle
Lyctus brunneus
A small, slender reddish-brown beetle that reduces hardwood timber to fine powder. It is a significa...
Predaceous Diving Beetle
Cybister lateralimarginalis
A large olive-green diving beetle found across southern Europe and Africa. It is a powerful swimmer ...
Predatory Dung Beetle
Deltochilum valgum
An unusual roller dung beetle that has evolved predatory behavior, actively hunting and killing mill...
Princely Flower Beetle
Stephanorrhina princeps
A large and robust flower beetle with deep metallic green coloration and pale yellow markings. Males...
Prionine Longhorn Beetle
Agrianome spinicollis
One of Australia's largest longhorn beetles with a robust brown body and spiny thorax. Its larvae ar...