Primitive Winged Insects
Order Coleoptera
The Primitive Winged Insects (Order Coleoptera) includes 15,720 species across 160 families and 3,716 genera in our directory.
About Primitive Winged Insects
Coleoptera is the largest order of insects with over 400,000 described species, representing ~25% of all known animal species and ~40% of all insects. In the U.S. alone, nearly 30,000 beetle species have been identified.
Economic Impact
Beetles have major economic significance: leaf beetles (Chrysomelidae) and weevils (Curculionoidea) are among the most destructive agricultural pests globally, costing billions annually, while predatory species like ladybugs provide natural pest control.
Ecological Role
Beetles are prominent decomposers, especially in forests, breaking down dead wood and recycling nutrients. As predators, they reduce populations of pest insects. Many species are also important pollinators of flowering plants.
Families in Coleoptera (160)
Species in Coleoptera (15,720)
Hypulus simulator
Hypulus simulator
Hypurus bertrandi
Hypurus bertrandi
Iberian Glow-worm
Lampyris iberica
Iberian Stag Beetle
Lucanus barbarossa
Ichnea aterrima
Ichnea aterrima
Icosium tomentosum
Icosium tomentosum
Idiobates castaneus
Idiobates castaneus
Idiostethus dispersus
Idiostethus dispersus
Idiostethus subcalvus
Idiostethus subcalvus
Idiostethus tubulatus
Idiostethus tubulatus
Idiotarsus errans
Idiotarsus errans
Idolia gibba
Idolia gibba
Idolus bigeminatus
Idolus bigeminatus
Idolus californicus
Idolus californicus
Idolus columbianus
Idolus columbianus
Idolus debilis
Idolus debilis
Idolus occidentalis
Idolus occidentalis
Ignelater havaniensis
Ignelater havaniensis
Ilybiosoma cordatum
Ilybiosoma cordatum
Ilybiosoma lugens
Ilybiosoma lugens
Ilybiosoma minnesotense
Ilybiosoma minnesotense
Ilybiosoma perplexum
Ilybiosoma perplexum
Ilybiosoma seriatum
Ilybiosoma seriatum
Ilybius angustior
Ilybius angustior
Ilybius biguttulus
Ilybius biguttulus
Ilybius confertus
Ilybius confertus
Ilybius discedens
Ilybius discedens
Ilybius erichsoni
Ilybius erichsoni
Ilybius fraterculus
Ilybius fraterculus
Ilybius gagates
Ilybius gagates
Ilybius hypomelas
Ilybius hypomelas
Ilybius ignarus
Ilybius ignarus
Ilybius incarinatus
Ilybius incarinatus
Ilybius larsoni
Ilybius larsoni
Ilybius lineellus
Ilybius lineellus
Ilybius oblitus
Ilybius oblitus
Ilybius opacus
Ilybius opacus
Ilybius picipes
Ilybius picipes
Ilybius pleuriticus
Ilybius pleuriticus
Ilybius quadrimaculatus
Ilybius quadrimaculatus
Ilybius vancouverensis
Ilybius vancouverensis
Ilybius verisimilis
Ilybius verisimilis
Ilyobates bennetti
Ilyobates bennetti
Imbricated Snout Beetle
Epicaerus imbricatus
Infernophilus castaneus
Infernophilus castaneus
Inflated Beetle
Cysteodemus armatus
Inornate Checkered Beetle
Cymatodera inornata
Involvulus hirtus
Involvulus hirtus
Iowa Lady Beetle
Scymnus iowensis
Iphthiminus lewisii
Iphthiminus lewisii
Iphthiminus opacus
Iphthiminus opacus
Iphthiminus serratus
Iphthiminus serratus
Ipochus fasciatus
Ipochus fasciatus
Ips borealis
Ips borealis
Ips confusus
Ips confusus
Ips emarginatus
Ips emarginatus
Ips lecontei
Ips lecontei
Ips paraconfusus
Ips paraconfusus
Ips pilifrons
Ips pilifrons
Ips plastographus
Ips plastographus
Ips tridens
Ips tridens
Ips woodi
Ips woodi
Iris Weevil
Mononychus vulpeculus
Iris weevil
Mononychus punctumalbum
Iron Clad Beetle
Zopherus haldemani
Iron Cross Blister Beetle
Tegrodera aloga
Irrasinus stupidus
Irrasinus stupidus
Isarthrus calceatus
Isarthrus calceatus
Isarthrus rufipes
Isarthrus rufipes
Ischalia californica
Ischalia californica
Ischalia vancouverensis
Ischalia vancouverensis
Ischnomera discolor
Ischnomera discolor
Ischnomera excavata
Ischnomera excavata
Ischnomera nigra
Ischnomera nigra
Ischnosoma hospitale
Ischnosoma hospitale
Ischnosoma lecontei
Ischnosoma lecontei
Ischnosoma longicorne
Ischnosoma longicorne
Ischnosoma pictum
Ischnosoma pictum
Ischnosoma splendidum
Ischnosoma splendidum
Ischnosoma suteri
Ischnosoma suteri
Ischyropalpus bipartitus
Ischyropalpus bipartitus
Ischyropalpus cochisei
Ischyropalpus cochisei
Ischyropalpus dispar
Ischyropalpus dispar
Ischyropalpus nitidulus
Ischyropalpus nitidulus
Ischyropalpus obscurus
Ischyropalpus obscurus
Ischyropalpus pinalicus
Ischyropalpus pinalicus
Ischyropalpus sturmi
Ischyropalpus sturmi
Ischyropalpus turgidicollis
Ischyropalpus turgidicollis
Ischyrus dunedinensis
Ischyrus dunedinensis
Isochnus flagellum
Isochnus flagellum
Isodacrys burkei
Isodacrys burkei
Isomira angusta
Isomira angusta
Isomira comstocki
Isomira comstocki
Isomira iowensis
Isomira iowensis
Isomira oblongula
Isomira oblongula
Isomira pulla
Isomira pulla
Isomira quadristriata
Isomira quadristriata
Isomira ruficollis
Isomira ruficollis
Isomira sericea
Isomira sericea
Isomira valida
Isomira valida