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
Proagoderus Dung Beetle
Proagoderus tersidorsis
A medium-sized, dark metallic tunneling dung beetle with elaborate pronotal horns in major males. Fo...
Punctured Tiger Beetle
Cicindela punctulata
A small dark bronze to greenish tiger beetle with fine punctures on its elytra. It is one of the mos...
Puritan Tiger Beetle
Cicindela puritana
A bronze-green tiger beetle with white markings found only on sandy riverbanks and beaches. It is on...
Purple Loosestrife Beetle
Galerucella calmariensis
A small, yellowish-brown beetle deliberately introduced as a biocontrol agent against invasive purpl...
Pyrenean Ground Beetle
Nebria lafresnayei
An endemic ground beetle restricted to high elevations in the Pyrenees. It inhabits cold, damp scree...
Ragweed Leaf Beetle
Zygogramma suturalis
A brown beetle with dark longitudinal stripes on the elytra, introduced to several countries as a bi...
Ragwort Flea Beetle
Longitarsus jacobaeae
A small black flea beetle that feeds on ragwort plants. Successfully used as a biological control ag...
Railroad Worm
Phrixothrix hirtus
A beetle larva with 11 pairs of green-glowing lateral organs and a red-glowing headlamp — the only l...
Rain Beetle Hunter
Calosoma cancellatum
A medium to large caterpillar hunter with dark elytra marked by rows of rectangular pits giving a gr...
Rainbow Ground Beetle
Carabus nitens
A spectacularly colored ground beetle with elytra showing bands of metallic green, copper, and red, ...
Rainbow Leaf Beetle
Chrysolina fastuosa
A metallic multicolored beetle with iridescent green, blue, and purple stripes....
Rainbow Stag Beetle
Phalacrognathus muelleri
Australias most spectacularly colored beetle, with iridescent green, red, gold, and purple metallic ...
Rajah Naga Stag Beetle
Prosopocoilus astacoides
A medium-sized stag beetle with reddish-brown elytra and a black head bearing distinctly toothed man...
Raspberry Beetle
Byturus tomentosus
A small brownish-gold beetle whose larvae are the small white grubs found inside raspberries and bla...
Raspberry Cane Borer
Oberea bimaculata
A slender black longhorn with two prominent yellow spots on the pronotum, found across North America...
Red and Black Rove Beetle
Paederus riparius
A small but notorious rove beetle with a red thorax and abdomen and blue-black elytra. Its hemolymph...
Red Flour Beetle
Tribolium castaneum
A small, reddish-brown beetle that is one of the most important stored-grain pests worldwide. It is ...
Red Milkweed Beetle
Tetraopes tetrophthalmus
A bright red beetle with black spots, exclusively associated with common milkweed. Its antennae bise...
Red Mushroom Beetle
Oxyporus rufus
A striking red and black rove beetle that lives in and feeds on fresh mushroom caps. Has large, powe...
Red Oak Borer
Enaphalodes rufulus
A large reddish-brown cerambycid that breeds in living red oaks across eastern North America. It has...
Red Palm Weevil
Rhynchophorus ferrugineus
A large rusty-red weevil with a long curved rostrum and dark spots on the thorax. Its larvae bore de...
Red Poplar Leaf Beetle
Chrysomela populi
A shiny red-orange beetle with a black head, commonly found on poplar and willow trees. Larvae relea...
Red Pumpkin Beetle
Aulacophora foveicollis
A uniformly bright orange-red beetle with fine punctures on the pronotum and smooth elytra. It is a ...
Red Rove Beetle
Platydracus maculosus
A large, brightly marked rove beetle with reddish elytra spotted with dark markings and a densely pu...
Red Soldier Beetle
Rhagonycha fulva
A very common soldier beetle in Europe with orange-red elytra tipped in black. It is one of the most...
Red Tiger Beetle
Pogonostoma chalybaeum
A medium-sized tiger beetle with a deep steely blue body and reddish reflections. It has large promi...
Red Turpentine Beetle
Dendroctonus valens
The largest North American Dendroctonus species, it attacks the base of pine trees. It became highly...
Red-bellied Rove Beetle
Tasgius melanarius
A large, shiny black rove beetle with a reddish-brown abdominal tip, found in synanthropic habitats ...
Red-Breasted Carrion Beetle
Oiceoptoma thoracicum
A flattened black beetle with a broad, reddish-orange thorax found on carrion. Unlike burying beetle...
Red-Brown Click Beetle
Ampedus sanguineus
A handsome click beetle with vivid red elytra and a black head and thorax. Larvae develop in rotting...
Red-Headed Cardinal Beetle
Pyrochroa serraticornis
A vivid red beetle with serrated antennae found on flowers and under bark. Larvae are predatory and ...
Red-legged Buprestis
Buprestis rufipes
A large metallic green European jewel beetle with distinctive red legs. Adults bask on sun-warmed ti...
Red-legged Jewel Beetle
Castiarina rufipennis
A medium-sized jewel beetle with reddish-brown elytra and metallic green thorax. It visits flowers i...
Red-legged Purpuricenus
Purpuricenus kaehleri
A striking cerambycid with a bright red pronotum and black elytra, found in oak woodlands across sou...
Red-legged Rove Beetle
Lathrobium brunnipes
A slender, elongate paederine rove beetle with brown legs and a parallel-sided body. It is a soil-dw...
Red-legged Shieldback Ground Beetle
Badister bullatus
A small, attractively colored ground beetle with a reddish-orange head and legs contrasting with dar...
Red-Lined Carrion Beetle
Necrodes surinamensis
A dark, flattened carrion beetle with reddish markings on the tips of its elytra. It is one of the f...
Red-Shouldered Aphodius
Aphodius rufipes
A medium-sized dweller dung beetle that is entirely black except for reddish-brown leg joints. It is...
Red-Shouldered Ham Beetle
Carcinops pumilio
A tiny, shiny black hister beetle commonly found in poultry houses where it preys on house fly larva...
Red-shouldered Rove Beetle
Tachinus rufipes
A robust, medium-sized rove beetle with reddish-brown legs and a shiny dark body. It is one of the m...
Red-spotted Jewel Beetle
Castiarina erythroptera
A strikingly beautiful jewel beetle with bright red elytra spotted with dark markings. It is commonl...
Red-Spotted Rove Beetle
Staphylinus dimidiaticornis
A large, dark rove beetle with bicolored antennae and red-tinged wing cases. It hunts actively in le...
Red-tipped Flower Beetle
Malachius bipustulatus
A small metallic green beetle with bright red tips on each elytron. Males can evert orange vesicles ...
Red-tipped Flower Longhorn
Stictoleptura rubra
A sexually dimorphic flower longhorn where males have tawny-yellow elytra and females are bright red...
Red-Tipped Tumbling Flower Beetle
Mordellina pustulata
A small tumbling flower beetle with dark elytra bearing reddish markings, found across Europe. Larva...
Redbay Ambrosia Beetle
Xyleborus glabratus
An invasive beetle from Southeast Asia that vectors laurel wilt disease in the Americas. It bores in...
Reddish-brown Stag Beetle
Lucanus capreolus
A widespread North American stag beetle with a warm reddish-brown color. Commonly attracted to light...
Reddish-Brown Stag Rove Beetle
Platydracus cinnamopterus
A robust rove beetle with cinnamon-brown elytra and a black head. It is commonly found under bark an...
Reed Beetle
Donacia crassipes
A striking aquatic leaf beetle with metallic golden-green to coppery elytra and elongated hind legs....
Reticulated Beetle
Tenomerga cinerea
A living fossil from one of the most ancient beetle families still extant....
Reunion Day Gecko Beetle
Cratopus murinus
A drab brownish weevil endemic to Reunion Island in the Indian Ocean. It is a common herbivore found...
Reunion Flightless Weevil
Cratopus ovalis
A flightless weevil with fused elytra endemic to the island of Reunion. Its inability to fly has mad...
Rhinoceros Beetle
Dynastes neptunus
Males have enormous horns used in wrestling matches for territory and mates. Despite their fearsome ...
Rhinoceros Dung Beetle
Heliocopris dominus
A large nocturnal dung beetle found in the forests of Southeast Asia. It constructs enormous brood b...
Rhinoceros Stag Beetle
Odontolabis gazella
A medium to large stag beetle with orange-brown elytra and a black head and thorax. Males exist in t...
Ribbed Net-winged Beetle
Platycis minutus
A small European net-winged beetle with dark reddish-brown elytra featuring strongly raised longitud...
Ribbed Pine Borer
Rhagium inquisitor
A longhorn beetle found across northern forests that develops under the bark of dead conifers. Adult...
Rice Water Weevil
Lissorhoptrus oryzophilus
A small, grey-brown weevil that feeds on rice roots as a larva and on rice leaves as an adult. Adult...
Rice Weevil
Sitophilus oryzae
A small reddish-brown weevil that is one of the most destructive stored grain pests worldwide. Adult...
Ridged Water Scavenger Beetle
Helochares obscurus
A small brown water beetle found in well-vegetated ponds across Europe. Females carry their egg sacs...
Riffle Beetle
Elmis aenea
A tiny, dark beetle that spends its entire adult life underwater clinging to rocks in riffles. It br...
Robust Brown Rove Beetle
Ocypus brunnipes
A large, dark rove beetle with characteristic brown legs, found commonly in grasslands and meadows. ...
Rodrigues Giant Weevil
Cratopus adspersus
A large weevil endemic to Rodrigues Island in the Mascarene archipelago. It is one of the most threa...
Rolled-wing Beetle
Derodontus maculatus
A tiny beetle that feeds on slime molds on decaying logs in cool forests....
Rosalia Longhorn
Rosalia alpina funesta
A subspecies of the striking blue-grey alpine longhorn beetle found in southern populations....
Rose Chafer
Cetonia aurata
A shiny, metallic green beetle commonly found on roses and other flowers. Unlike most beetles, it fl...
Rosemary Beetle
Chrysolina americana
A small oval beetle with metallic green and purple stripes on its elytra. Despite its name, it origi...
Rothschild's Jewel Beetle
Madecassia rothschildi
A magnificent jewel beetle with metallic green and copper elytra adorned with intricate patterns. It...
Rough Alpine Weevil
Otiorhynchus rugosus
A heavily sculptured flightless weevil of mountain habitats. Its rough exoskeleton helps it blend in...
Rough-collared Dung Beetle
Helictopleurus rudicollis
An exclusively forest-dwelling dung beetle with a rough, heavily punctured pronotum that gives it it...
Rough-Skinned Diving Beetle
Dytiscus lapponicus
A large diving beetle of northern and alpine regions across Europe and Asia. Both sexes have finely ...
Round Sand Beetle
Omophron limbatum
A highly distinctive, nearly circular ground beetle with a domed shape and striking pattern of pale ...
Round-bodied Scydmaenine
Scydmaenus tarsatus
A minute, convex rove beetle of the subfamily Scydmaeninae with a distinctively constricted waist be...
Round-Necked Burying Beetle
Nicrophorus orbicollis
A medium-sized burying beetle with orange-red markings and a distinctly rounded thorax. It is one of...
Round-necked Longhorn
Neoclytus acuminatus
A reddish-brown cerambycid with narrow yellowish crossbands on the elytra, native to eastern North A...
Royal Goliath Beetle
Goliathus regius
A massive scarab beetle with bold white and brown markings on its elytra. Males have a forked horn u...
Ruby-Legged Dung Beetle
Onthophagus medius
A small, dark bronze tunneling dung beetle with reddish-brown legs found in parts of Africa and Asia...
Rugged Oil Beetle
Meloe rugosus
A rare, dark and heavily wrinkled oil beetle that appears in autumn unlike its spring-emerging relat...
Rugose Carrion Beetle
Thanatophilus rugosus
A small, dark silphid with heavily textured, rugose wing cases. It frequents sun-exposed carrion in ...
Rugose Christmas Beetle
Anoplognathus rugosus
A robust dark brown scarab with distinctly wrinkled elytra found in southeastern Australia. Adults a...
Rugose Rove Beetle
Anotylus rugosus
A small, dark oxytelline rove beetle with a heavily rugose (wrinkled) surface texture. It is extreme...
Rustic Longhorn
Xylotrechus rusticus
A grey-brown cerambycid with wavy pale transverse bands on the elytra, found across Eurasia in birch...
Rustic Soldier Beetle
Cantharis rustica
A common European soldier beetle with dark elytra and an orange-red pronotum marked with a black spo...
Saga Longhorn Beetle
Batocera lineolata
A large longhorn beetle with pale greenish-grey elytra marked with dark spots and lines. Its larvae ...
Sagittarius Dung Beetle
Onthophagus sagittarius
A medium-sized dark brown tunneler with a distinctive arrow-shaped projection on the male head. It w...
Saharan Silver Ant Beetle
Anthia sexmaculata
A large predatory ground beetle with bold white spots on black elytra. It hunts other insects across...
Sal Borer
Hoplocerambyx spinicornis
A large, dark brown longhorn beetle that is the most destructive pest of sal trees, India's most imp...
Salt Creek Tiger Beetle
Cicindela nevadica lincolniana
One of the rarest insects in the world, this small tiger beetle has dark olive-brown elytra with fai...
Salt Flat Tiger Beetle
Eunota togata
A pale whitish tiger beetle adapted to saline environments in western North America. Its light color...
Samoan Rhinoceros Beetle
Scapanes australis
A large rhinoceros beetle found in Papua New Guinea, the Solomon Islands, and parts of Samoa. Males ...
Sand Dune Scarab
Pseudocotalpa andrewsi
A metallic golden-green scarab beetle found only on desert sand dunes. Adults emerge briefly after r...
Sand-Loving Hister Beetle
Hypocaccus rugifrons
A small, reddish-brown hister beetle found in sandy coastal habitats. It hunts fly larvae in seaweed...
Saphirinus Dung Beetle
Coprophanaeus saphirinus
A stunning metallic sapphire-blue tunneling dung beetle with brilliant iridescence. Males have a pro...
Sardinian Cave Beetle
Speomolops sardous
A blind cave beetle endemic to a single cave system in Sardinia. It has no eyes, no pigment, and elo...
Sardinian Rosalia Longhorn
Rosalia alpina ssp.
A stunning blue-gray longhorn beetle with black spots found in old beech forests. Mediterranean isla...
Sart's Ground Longhorn
Dorcadion sartum
A flightless ground-dwelling cerambycid from the steppes of Central Asia. Its elytra are fused and c...
Satanas Dung Beetle
Dichotomius satanas
A large, pitch-black tunneling dung beetle with a deeply forked cephalic horn in males that gives it...
Saw Stag Beetle
Prosopocoilus inclinatus
A common Japanese stag beetle with serrated inner mandible edges. They are frequently encountered at...
Saw-toothed Grain Beetle
Oryzaephilus surinamensis
A slender brown beetle with six tooth-like projections on each side of the thorax. It is a cosmopoli...
Saw-toothed Prionine
Dorysthenes buquetii
A large prionine beetle with strongly serrated antennae and a dark reddish-brown body, found across ...