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)
Melanotus lanei
Melanotus lanei
Melanotus leonardi
Melanotus leonardi
Melanotus longulus
Melanotus longulus
Melanotus macer
Melanotus macer
Melanotus miscellus
Melanotus miscellus
Melanotus morosus
Melanotus morosus
Melanotus opacicollis
Melanotus opacicollis
Melanotus parallelus
Melanotus parallelus
Melanotus piceatus 0
Melanotus piceatus
Melanotus pilosus
Melanotus pilosus
Melanotus prasinus
Melanotus prasinus
Melanotus sagittarius
Melanotus sagittarius
Melanotus similis
Melanotus similis
Melanotus spadix
Melanotus spadix
Melanotus tenax
Melanotus tenax
Melanotus testaceus
Melanotus testaceus
Melanotus trapezoideus
Melanotus trapezoideus
Melanotus verberans
Melanotus verberans
Melasis pectinicornis
Melasis pectinicornis
Melasis rufipalpis
Melasis rufipalpis
Melasis rufipennis
Melasis rufipennis
Melasis tsugae
Melasis tsugae
Melba parvula
Melba parvula
Melba quercae
Melba quercae
Melba sulcatula
Melba sulcatula
Melinopterus consentaneus
Melinopterus consentaneus
Melinopterus femoralis
Melinopterus femoralis
Meloe ajax
Meloe ajax
Meloe barbarus
Meloe barbarus
Meloe carbonaceus
Meloe carbonaceus
Meloe dianella
Meloe dianella
Meloe dugesi
Meloe dugesi
Meloe franciscanus
Meloe franciscanus
Meloe impressus
Meloe impressus
Meloe laevis
Meloe laevis
Meloe occultus
Meloe occultus
Melyrodes basalis
Melyrodes basalis
Melyrodes cribrata
Melyrodes cribrata
Melyrodes floridana
Melyrodes floridana
Mendidius aculeatus
Mendidius aculeatus
Menoeceus texanus
Menoeceus texanus
Meristhus cristatus
Meristhus cristatus
Merkel Buprestid
Chrysobothris merkelii
Merobruchus julianus
Merobruchus julianus
Lectotype Locality: San Ignacio, Zapata Co., Texas
Merobruchus lysilomae 0
Merobruchus lysilomae
Merogyrus rotundiceps
Merogyrus rotundiceps
Merohister arboricavi
Merohister arboricavi
Merohister osculatus
Merohister osculatus
Meronera venustula
Meronera venustula
Mesagroicus elongellus
Mesagroicus elongellus
Mesagroicus herricki 0
Mesagroicus herricki
Mesagroicus hispidus
Mesagroicus hispidus
Mesagroicus minor
Mesagroicus minor
Mesagroicus oblongus
Mesagroicus oblongus
Mesites rufipennis
Mesites rufipennis
Mesites subcylindricus
Mesites subcylindricus
Mesocoelopus collaris
Mesocoelopus collaris
Mesonoterus addendus
Mesonoterus addendus
Metachroma angusticolle
Metachroma angusticolle
Metachroma angustulum
Metachroma angustulum
Metachroma californicum
Metachroma californicum
Metachroma carolinense
Metachroma carolinense
Metachroma clarkei
Metachroma clarkei
Metachroma floridanum
Metachroma floridanum
Metachroma laevicolle 0
Metachroma laevicolle
Metachroma longulum
Metachroma longulum
Metachroma marginale 0
Metachroma marginale
Metachroma pallidum
Metachroma pallidum
Metachroma ustum
Metachroma ustum
Metaclisa atra
Metaclisa atra
Metaclisa marginalis
Metaclisa marginalis
Metacmaeops vittata
Metacmaeops vittata
Metacolpodes buchanani
Metacolpodes buchanani
Metaleptus batesi
Metaleptus batesi
Metallic Blue Lady Beetle
Curinus coeruleus
Metallic Wood-boring Beetle
Acmaeodora variegata
Metallic Wood-boring Beetle: Chalcophora
Chalcophora fortis
Metamasius hemipterus
Metamasius hemipterus
Metamasius mosieri
Metamasius mosieri
Metanomus insidiosus
Metanomus insidiosus
Metaparia prosopis
Metaparia prosopis
Metaxydytes fraternus
Metaxydytes fraternus
Methia acostata
Methia acostata
Methia brevis
Methia brevis
Methia flavicornis
Methia flavicornis
Methia knulli
Methia knulli
Methia mormona
Methia mormona
Methia necydalea
Methia necydalea
Methia tenuipes
Methia tenuipes
Metophthalmus americanus
Metophthalmus americanus
Metophthalmus parviceps
Metophthalmus parviceps
Metophthalmus septemstriatus
Metophthalmus septemstriatus
Metophthalmus trux
Metophthalmus trux
Metopoloba pruinosa
Metopoloba pruinosa
Metoponium abnorme
Metoponium abnorme
Metrioidea atriceps
Metrioidea atriceps
Metrioidea brunnea
Metrioidea brunnea
Metrioidea convexa
Metrioidea convexa
Metrioidea varicornis
Metrioidea varicornis
Metrionella bilimeki
Metrionella bilimeki