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)
Medon insularis
Medon insularis
Medon rufipenne
Medon rufipenne
Medusapyga alsea
Medusapyga alsea
Medusapyga chehalis
Medusapyga chehalis
Megabruchidius dorsalis
Megabruchidius dorsalis
Megacerus cubiculus
Megacerus cubiculus
Megacerus maculiventris
Megacerus maculiventris
Megacheuma brevipenne
Megacheuma brevipenne
Megachoriolaus ignitus
Megachoriolaus ignitus
Megacyllene angulifera
Megacyllene angulifera
Megacyllene powersi
Megacyllene powersi
Megacyllene robusta
Megacyllene robusta
Megaderus bifasciatus
Megaderus bifasciatus
Megalodacne fasciata
Megalodacne fasciata
Megalopinus rufipes
Megalopinus rufipes
Meganoplium imbelle
Meganoplium imbelle
Megapenthes angularis
Megapenthes angularis
Megapenthes antennatus 0
Megapenthes antennatus
Megapenthes apacheorum
Megapenthes apacheorum
Megapenthes aterrimus
Megapenthes aterrimus
Megapenthes caprella
Megapenthes caprella
Megapenthes dolosus
Megapenthes dolosus
Megapenthes elegans
Megapenthes elegans
Megapenthes fuscus
Megapenthes fuscus
Megapenthes illinoisensis
Megapenthes illinoiensis
Megapenthes insignis
Megapenthes insignis
Megapenthes lepidus
Megapenthes lepidus
Megapenthes limbalis
Megapenthes limbalis
Megapenthes megalops
Megapenthes megalops
Megapenthes nigriventris
Megapenthes nigriventris
Megapenthes quadrimaculatus
Megapenthes quadrimaculatus
Megapenthes rogersi
Megapenthes rogersi
Megapenthes solitarius
Megapenthes solitarius
Megapenthes stigmosus
Megapenthes stigmosus
Megapenthes subtilis
Megapenthes subtilis
Megapenthes tartareus
Megapenthes tartareus
Megapenthes turbulentus
Megapenthes turbulentus
Megarafonus lentus
Megarafonus lentus
Megarafonus ventralis
Megarafonus ventralis
Megarthrus angulicollis
Megarthrus angulicollis
Megarthrus excisus
Megarthrus excisus
Megarthrus pecki
Megarthrus pecki
Megasemum asperum
Megasemum asperum
Megasoma punctulatum
Megasoma punctulatum
Megasoma sleeperi
Megasoma sleeperi
Megasternum concinnum
Megasternum concinnum
Megasternum obscurum
Megasternum obscurum
Megasternum posticatum
Megasternum posticatum
Megastilicus formicarius
Megastilicus formicarius
Megataphrus arizonicus
Megataphrus arizonicus
Megataphrus tenuicornis
Megataphrus tenuicornis
Megatoma ampla
Megatoma ampla
Megatoma dolia
Megatoma dolia
Megatoma falsa 0
Megatoma falsa
Megatoma giffardi
Megatoma giffardi
Megatoma kaliki 0
Megatoma kaliki
Megatoma leucochlidon
Megatoma leucochlidon
Megatoma perversa
Megatoma perversa
Megatoma polia
Megatoma polia
Megatoma pubescens
Megatoma pubescens
Megatoma trichorhopalum
Megatoma trichorhopalum
Megatoma trogodermoides
Megatoma trogodermoides
Megeleates sequoiarum
Megeleates sequoiarum
Megobrium edwardsi
Megobrium edwardsi
Megorama frontale
Megorama frontale
Megorama ingens
Megorama ingens
Megorama viduum
Megorama viduum
Melanactes consors
Melanactes consors
Melanactes densus
Melanactes densus
Melanactes morio
Melanactes morio
Melanactes puncticollis
Melanactes puncticollis
Melanactes reichei
Melanactes reichei
Melandrya striata
Melandrya striata
Melanocanthon bispinatus
Melanocanthon bispinatus
Melanocanthon granulifer
Melanocanthon granulifer
Melanocanthon punctaticollis
Melanocanthon punctaticollis
Melanocanthon vulturnus
Melanocanthon vulturnus
Melanolemma montana
Melanolemma montana
Melanophila consputa
Melanophila consputa
Melanophila occidentalis
Melanophila occidentalis
Melanophthalma americana
Melanophthalma americana
Melanophthalma casta
Melanophthalma casta
Melanophthalma helvola
Melanophthalma helvola
Melanophthalma picta
Melanophthalma picta
Melanophthalma villosa
Melanophthalma villosa
Melanotus chiricahuae
Melanotus chiricahuae
Melanotus concisus 0
Melanotus concisus
Melanotus cribricollis
Melanotus cribricollis
Melanotus cribriventris
Melanotus cribriventris
Melanotus cribulosus 0
Melanotus cribulosus
Melanotus depressus
Melanotus depressus
Melanotus dichrous 0
Melanotus dichrous
Melanotus dietrichi
Melanotus dietrichi
Melanotus difficilis
Melanotus difficilis
Melanotus emissus 0
Melanotus emissus
Melanotus gradatus
Melanotus gradatus
Melanotus hyslopi
Melanotus hyslopi
Melanotus ignobilis
Melanotus ignobilis
Melanotus infaustus 0
Melanotus infaustus
Melanotus insipiens
Melanotus insipiens