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)
Silis crucialis
Silis crucialis
Silis difficilis
Silis difficilis
Silis lutea
Silis lutea
Silis pallida
Silis pallida
Silis percomis
Silis percomis
Silis spinigera
Silis spinigera
Silpha tristis
Silpha tristis
Silusa alternans
Silusa alternans
Silusa californica
Silusa californica
Silusa densa
Silusa densa
Silusida marginella
Silusida marginella
Silvanoprus angusticollis
Silvanoprus angusticollis
Silvanoprus scuticollis
Silvanoprus scuticollis
Silvanus bidentatus
Silvanus bidentatus
Silvanus muticus
Silvanus muticus
Silvanus nitidulus
Silvanus nitidulus
Silvanus planatus
Silvanus planatus
Silvanus recticollis
Silvanus recticollis
Silvanus unidentatus
Silvanus unidentatus
Simplona dybasi
Simplona dybasi
Sinoxylon anale
Sinoxylon anale
Sinoxylon ceratoniae
Sinoxylon ceratoniae
Sinuate Lady Beetle
Hippodamia sinuata
Sirocalodes sericans
Sirocalodes sericans
Sirocalodes siculus
Sirocalodes siculus
Sisenes championi
Sisenes championi
Sitona aquilonius
Sitona aquilonius
Sitona californius
Sitona californius
Sitona cockerelli
Sitona cockerelli
Sitona sordidus 0
Sitona sordidus
Sitona vittatus 0
Sitona vittatus
Sitophagus alveolatus
Sitophagus alveolatus
Six-spotted Neolema
Neolema sexpunctata
Six-spotted Tiger Beetle
Cicindela sexguttata
Small Mulberry Borer
Dorcaschema alternatum
Small Scavenger Beetle
Necrophilus pettiti
Small Southern Pine Engraver
Ips avulsus
Small Spruce Weevil
Pissodes rotundatus
Small Transverse Ladybird Beetle
Coccinella transversalis
Small-eyed Flour Beetle
Palorus ratzeburgii
Smicraulax arizonicus
Smicraulax arizonicus
Smicraulax tuberculatus
Smicraulax tuberculatus
Smicrips palmicola
Smicrips palmicola
Smicronyx albonotatus
Smicronyx albonotatus
Smicronyx amoenus
Smicronyx amoenus
Smicronyx apionides
Smicronyx apionides
Smicronyx commixtus
Smicronyx commixtus
Smicronyx compar
Smicronyx compar
Smicronyx constrictus
Smicronyx constrictus
Smicronyx corniculatus
Smicronyx corniculatus
Smicronyx flavicans
Smicronyx flavicans
Smicronyx halophilus
Smicronyx halophilus
Smicronyx humilis
Smicronyx humilis
Smicronyx imbricatus
Smicronyx imbricatus
Smicronyx incertus
Smicronyx incertus
Smicronyx interruptus
Smicronyx interruptus
Smicronyx lineolatus
Smicronyx lineolatus
Smicronyx ovipennis
Smicronyx ovipennis
Smicronyx pinguis
Smicronyx pinguis
Smicronyx pleuralis
Smicronyx pleuralis
Smicronyx rectirostris
Smicronyx rectirostris
Smicronyx rhodopus
Smicronyx rhodopus
Smicronyx scapalis
Smicronyx scapalis
Smicronyx squalidus
Smicronyx squalidus
Smicronyx tesselatus
Smicronyx tesselatus
Smicronyx triangularis
Smicronyx triangularis
Smicronyx tychoides
Smicronyx tychoides
Smicronyx vestitus
Smicronyx vestitus
Smodicum pacificum
Smodicum pacificum
Smooth Night-stalking Tiger Beetle
Omus laevis
Soft-winged Flower Beetle
Anthocomus equestris
Soldier Beetle -P. pruinosis
Podabrus pruinosis
Solid Round Sand Beetle
Omophron solidum
Somotrichus unifasciatus
Somotrichus unifasciatus
Sonoma conifera
Sonoma conifera
Sonoma isabellae
Sonoma isabellae
Sonoma margemina
Sonoma margemina
Sonoma parviceps
Sonoma parviceps
Sonoran Tiger Beetle
Brasiella wickhami
Soronia guttulata
Soronia guttulata
Sorrowful Lady Beetle
Hippodamia moesta
Sosylus extensus
Sosylus extensus
South American Palm Weevil
Rhynchophorus palmarum
Southern Corn Billbug
Sphenophorus callosus
Southern Lyctus Beetle
Lyctus carbonarius
Southern Masked Chafer
Cyclocephala lurida
Southern Pine Beetle
Dendroctonus frontalis
Southern Potato Wireworm
Monocrepidius falli
Southern Rain Beetle
Pleocoma australis
Southern Sculptured Pine Borer Beetle
Chalcophora georgiana
Southwestern Eyed Click Beetle
Alaus zunianus
Soybean Stem Borer
Dectes sayi
Spalacopsis filum
Spalacopsis filum
Spalacopsis stolata
Spalacopsis stolata
Spangled Flower Beetle
Euphoria sepulcralis
Spanish Fly
Lytta vesicatoria
Spastonyx nemognathoides
Spastonyx nemognathoides
Spectralia cuprescens
Spectralia cuprescens
Spectralia purpurascens
Spectralia purpurascens
Speleobama vana
Speleobama vana