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)
Thoracophorus guadalupensis
Thoracophorus guadalupensis
Three-lined Hoplia Beetle
Hoplia trifasciata
Three-lined Lema Beetle
Lema trivittata
Three-lined Potato Beetle
Lema daturaphila
Three-lined Potato Beetle
Lema trilinea
Three-spotted Click Beetle
Pseudanostirus triundulatus
Three-spotted Flea Beetle
Disonycha triangularis
Thrice-struck Lady Beetle
Axion tripustulatum
Thricolema anomala
Thricolema anomala
Thricolepis inornata
Thricolepis inornata
Thrimolus minutus
Thrimolus minutus
Thrincopyge alacris
Thrincopyge alacris
Throscinus politus
Throscinus politus
Thyce deserta
Thyce deserta
Thymalus marginicollis
Thymalus marginicollis
Thyreocephalus arizonicus
Thyreocephalus arizonicus
Thysanoes fimbricornis
Thysanoes fimbricornis
Thysanoes texanus
Thysanoes texanus
Tilloclytus geminatus
Tilloclytus geminatus
Timarcha intricata
Timarcha intricata
Tisactia subglabra
Tisactia subglabra
Tmesiphorus costalis
Tmesiphorus costalis
Toadflax Seedhead Weevil
Rhinusa antirrhini
Tobacco Flea Beetle
Epitrix hirtipennis
Tobacco Wireworm
Monocrepidius vespertinus
Tohlezkus inexpectus
Tohlezkus inexpectus
Tolidomordella discoidea
Tolidomordella discoidea
Tomoderus constrictus
Tomoderus constrictus
Tomoderus impressulus
Tomoderus impressulus
Tomoderus interruptus
Tomoderus interruptus
Tomoxia bucephala
Tomoxia bucephala
Tomoxia inclusa
Tomoxia inclusa
Tomoxia lineella
Tomoxia lineella
Tonibius sulcatus
Tonibius sulcatus
Tormentose Burying Beetle
Nicrophorus tomentosus
Tournotaris bimaculata
Tournotaris bimaculata
Toxidium gammaroides
Toxidium gammaroides
Toxoleptura pernigra
Toxoleptura pernigra
Toxoleptura vexatrix
Toxoleptura vexatrix
Toxonotus cornutus
Toxonotus cornutus
Trachitropis arizonicus
Trachitropis arizonicus
Trachodes hispidus
Trachodes hispidus
earliest record in our area: St. Pierre 1951 ( 3 )
Trachykele fattigi
Trachykele fattigi
Trachykele lecontei
Trachykele lecontei
Trachypachus inermis
Trachypachus inermis
Trachypachus slevini
Trachypachus slevini
Trachyphloeosoma advena
Trachyphloeosoma advena
Trachys minutus
Trachys minutus
Trachys troglodytiformis
Trachys troglodytiformis
Trachyscelis aphodioides
Trachyscelis aphodioides
Tragidion agave
Tragidion agave
Tragidion armatum
Tragidion armatum
Tragidion auripenne
Tragidion auripenne
Tragidion densiventre
Tragidion densiventre
Tragidion gracilipes
Tragidion gracilipes
Tragosoma harrisii
Tragosoma harrisii
Tragosoma pilosicorne
Tragosoma pilosicorne
Tragosoma soror
Tragosoma soror
Tragosoma spiculum
Tragosoma spiculum
Trans-Pecos Giant Tiger Beetle
Amblycheila katzi
Trechus barberi
Trechus barberi
Trechus chalybeus
Trechus chalybeus
Trechus cumberlandus
Trechus cumberlandus
Trechus hydropicus
Trechus hydropicus
Trechus rubens
Trechus rubens
Trechus satanicus
Trechus satanicus
Trechus schwarzi
Trechus schwarzi
Trechus tuckaleechee
Trechus tuckaleechee
Trechus vandykei
Trechus vandykei
Trepobaris elongata 0
Trepobaris elongata
Treptoplatypus abietis
Treptoplatypus abietis
Treptoplatypus wilsoni
Treptoplatypus wilsoni
Triachus atomus
Triachus atomus
Triachus cerinus
Triachus cerinus
Triarius melanolomatus
Triarius melanolomatus
Triarius trivittatus
Triarius trivittatus
Triarthron lecontei
Triarthron lecontei
Tribolium freemani
Tribolium freemani
Tribolium parallelum
Tribolium parallelum
Triceratops Beetle
Phileurus truncatus
Trichacorynus protractus
Trichacorynus protractus
Trichalophus alternatus
Trichalophus alternatus
Trichalophus brunneus
Trichalophus brunneus
Trichalophus didymus
Trichalophus didymus
Trichalophus near-arcuatus
Trichalophus near-arcuatus
Trichalophus simplex
Trichalophus simplex
Trichapion albidulum
Trichapion albidulum
Trichapion centrale
Trichapion centrale
Trichapion commodum
Trichapion commodum
Trichapion contusum
Trichapion contusum
Trichapion cribricolle 0
Trichapion cribricolle
Trichapion leporinum
Trichapion leporinum
Trichapion metallicum 0
Trichapion metallicum
Trichapion minor
Trichapion minor
Trichapion modicum
Trichapion modicum
Trichapion nebraskense
Trichapion nebraskense
Trichapion oblitum
Trichapion oblitum
Trichapion patruele
Trichapion patruele
Trichapion porcatum
Trichapion porcatum
Trichapion reconditum
Trichapion reconditum