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)

Saprinus acilinea
Saprinus acilinea

Saprinus ciliatus
Saprinus ciliatus

Saprinus coerulescens
Saprinus coerulescens

Saprinus discoidalis
Saprinus discoidalis

Saprinus distinguendus
Saprinus distinguendus

Saprinus felipae
Saprinus felipae

Saprinus fimbriatus
Saprinus fimbriatus

Saprinus ignotus
Saprinus ignotus

Saprinus impressus
Saprinus impressus
Saprinus laciniatus 0
Saprinus laciniatus

Saprinus lubricus
Saprinus lubricus

Saprinus lugens
Saprinus lugens

Saprinus martini
Saprinus martini

Saprinus orbicularis
Saprinus orbicularis

Saprinus oregonensis
Saprinus oregonensis

Saprinus pensylvanicus
Saprinus pensylvanicus

Saprinus profusus
Saprinus profusus

Saprinus psyche
Saprinus psyche
Saprinus scabriceps
Saprinus scabriceps

Saprinus subnitescens
Saprinus subnitescens

Saprinus vestitus
Saprinus vestitus

Saprinus vitiosus
Saprinus vitiosus

Sarabandus robustus
Sarabandus robustus

Sargent Cypress Borer
Trachykele hartmani

Sarosesthes fulminans
Sarosesthes fulminans

Sarpedon scabrosus
Sarpedon scabrosus

Saskatchewan Ant-like Flower Beetle
Vacusus formicetorum

Saxet decora
Saxet decora

Saxinis apicalis
Saxinis apicalis

Saxinis deserticola
Saxinis deserticola

Saxinis knausii
Saxinis knausii
Type Locality: Belvedere, Kansas (Schaeffer, 1906)

Saxinis saucia
Saxinis saucia

Saxinis sonorensis
Saxinis sonorensis
Sayapion pronipes 0
Sayapion pronipes

Sayapion segnipes
Sayapion segnipes

Scabrostomus peculiosus
Scabrostomus peculiosus

Scabrous Tiger Beetle
Cicindelidia scabrosa

Scalaventer subtropicus
Scalaventer subtropicus

Scalenarthrus horni
Scalenarthrus horni

Scaphidema aeneola
Scaphidema aeneola

Scaphinotus aeneicollis
Scaphinotus aeneicollis

Scaphinotus angulatus
Scaphinotus angulatus

Scaphinotus bilobus
Scaphinotus bilobus

Scaphinotus bullatus
Scaphinotus bullatus

Scaphinotus cavicollis
Scaphinotus cavicollis

Scaphinotus cordatus
Scaphinotus cordatus

Scaphinotus crenatus
Scaphinotus crenatus

Scaphinotus debilis
Scaphinotus debilis

Scaphinotus fissicollis
Scaphinotus fissicollis
Scaphinotus hoodooensis 0
Scaphinotus hoodooensis

Scaphinotus imperfectus
Scaphinotus imperfectus

Scaphinotus incompletus
Scaphinotus incompletus

Scaphinotus infletus
Scaphinotus infletus

Scaphinotus interruptus
Scaphinotus interruptus

Scaphinotus irregularis
Scaphinotus irregularis

Scaphinotus johnsoni
Scaphinotus johnsoni

Scaphinotus kelloggi
Scaphinotus kelloggi

Scaphinotus lodingi
Scaphinotus lodingi

Scaphinotus mannii
Scaphinotus mannii

Scaphinotus marginatus
Scaphinotus marginatus

Scaphinotus obliquus
Scaphinotus obliquus

Scaphinotus oreophilus
Scaphinotus oreophilus

Scaphinotus petersi
Scaphinotus petersi

Scaphinotus punctatus
Scaphinotus punctatus

Scaphinotus regularis
Scaphinotus regularis

Scaphinotus ridingsii
Scaphinotus ridingsii

Scaphinotus riversi
Scaphinotus riversi

Scaphinotus rugiceps
Scaphinotus rugiceps

Scaphinotus schwarzi
Scaphinotus schwarzi

Scaphinotus snowi
Scaphinotus snowi

Scaphinotus striatopunctatus
Scaphinotus striatopunctatus

Scaphinotus subtilis
Scaphinotus subtilis

Scaphinotus unicolor
Scaphinotus unicolor

Scaphinotus vandykei
Scaphinotus vandykei

Scaphinotus velutinus
Scaphinotus velutinus

Scaphinotus ventricosus
Scaphinotus ventricosus

Scaphinotus viduus
Scaphinotus viduus

Scaphinotus violaceus
Scaphinotus violaceus

Scaphisoma americanum
Scaphisoma americanum

Scaphisoma convexum
Scaphisoma convexum

Scaphisoma rubens
Scaphisoma rubens

Scaphisoma suturale
Scaphisoma suturale

Scaphium castanipes
Scaphium castanipes

Scaphomorphus americanus
Scaphomorphus americanus

Scaphomorphus boucardi
Scaphomorphus boucardi

Scaphomorphus canescens
Scaphomorphus canescens

Scaphomorphus collaris
Scaphomorphus collaris

Scaphomorphus erysimi
Scaphomorphus erysimi

Scaphomorphus frontalis
Scaphomorphus frontalis

Scaphomorphus longinasus
Scaphomorphus longinasus

Scaphomorphus placidus
Scaphomorphus placidus

Scaphomorphus pleuralis
Scaphomorphus pleuralis

Scaphomorphus poricollis
Scaphomorphus poricollis

Scaphomorphus puberulus
Scaphomorphus puberulus

Scaphomorphus quadrilineatus
Scaphomorphus quadrilineatus

Scaphomorphus subcylindricus
Scaphomorphus subcylindricus

Scaphomorphus texanus
Scaphomorphus texanus

Scaphomorphus trivittatus
Scaphomorphus trivittatus

Scaptolenus fuscipennis
Scaptolenus fuscipennis

Scaptolenus lecontei
Scaptolenus lecontei