Agonum placidum - Misplaced Pages

Species of beetle

Agonum placidum

Agonum placidum, Canada
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Arthropoda
Class:	Insecta
Order:	Coleoptera
Family:	Carabidae
Genus:	Agonum
Species:	A. placidum
Binomial name
*Agonum placidum* Say, 1823
Synonyms
Agonum morosum Dejean, 1828 Agonum alcyoneum Chaudoir, 1837 Agonum transpunctatum Bates, 1878 Agonum amplior Casey, 1920 Agonum aztecanum Casey, 1920 Agonum citatum Casey, 1920 Agonum rhodeanum Casey, 1924

Agonum placidum is a species of black coloured ground beetle in the Platyninae subfamily that can be found in woodlands, thickets, and open fields of southern Canada and northeastern United States.

References

"Agonum placidum (Say, 1823)". Catalogue of Life. Retrieved 2023-04-08.
Eric R. Eaton; Kenn Kaufman (2007). Kaufman Field Guide to Insects of North America. Houghton Mifflin Harcourt. p. 136. ISBN 978-0-618-15310-7. LCCN 2006029511.

External links

Extant Coleoptera families

Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Subclass: Pterygota
Infraclass: Neoptera
Superorder: Holometabola

Suborder Archostemata
Crowsoniellidae (Crowsoniella relicta) Cupedidae (reticulated beetles) Jurodidae (Sikhotealinia zhiltzovae) Micromalthidae Ommatidae

Suborder Adephaga

Extant families	Amphizoidae (trout-stream beetles) Aspidytidae Carabidae (ground beetles) Cicindelidae (tiger beetles) Dytiscidae (predaceous diving beetles) Gyrinidae (whirligig beetles) Haliplidae (crawling water beetles) Hygrobiidae Meruidae (Meru phyllisae) Noteridae (burrowing water beetles) Trachypachidae (false ground beetles)

Suborder Myxophaga
Hydroscaphidae (skiff beetles) Lepiceridae Sphaeriusidae Torridincolidae

Suborder Polyphaga

Bostrichiformia

Bostrichoidea	Bostrichidae (auger beetles) Dermestidae (skin beetles) Endecatomidae Jacobsoniidae (Jacobson's beetles) Nosodendridae (wounded-tree beetles) Ptiniidae (furniture beetles, death watch beetles, spider beetles)
Derodontoidea	Derodontidae (tooth-necked fungus beetles)

Cucujiformia

Chrysomeloidea	Cerambycidae (longhorn beetles) Chrysomelidae (leaf beetles) Disteniidae Megalopodidae Orsodacnidae Oxypeltidae Vesperidae
Cleroidea	Acanthocnemidae (Acanthocnemus nigricans) Biphyllidae (false skin beetles) Byturidae (fruitworm beetles) Chaetosomatidae Cleridae (checkered beetles) Lophocateridae Mauroniscidae Melyridae (soft-wing flower beetles) Metaxinidae (Metaxina ornata) Peltidae Phloiophilidae (Phloiophilus edwardsi) Phycosecidae Prionoceridae Protopeltidae Rentoniidae Rhadalidae Thanerocleridae Thymalidae Trogossitidae (bark-gnawing beetles)
Coccinelloidea	Akalyptoischiidae Alexiidae Anamorphidae Bothrideridae (dry bark beetles) Cerylonidae (minute bark beetles) Coccinellidae (lady beetles, or God's cows) Corylophidae (minute fungus beetles) Discolomatidae Endomychidae (handsome fungus beetles) Eupsilobiidae Euxestidae (well polished beetles) Latridiidae (minute brown scavenger beetles) Murmidiidae Mycetaeidae Teredidae
Cucujoidea	Agapythidae (Agapytho foveicollis) Boganiidae Cavognathidae Cryptophagidae (silken fungus beetles) Cucujidae (flat bark beetles) Cybocephalidae Cyclaxyridae Erotylidae (pleasing fungus beetles) Helotidae Hobartiidae Kateretidae (short-winged flower beetles) Laemophloeidae (lined flat bark beetles) Lamingtoniidae (Lamingtonium binnaberrense) Monotomidae (root-eating beetles) Myraboliidae Nitidulidae (sap beetles) Passandridae (parasitic flat bark beetles) Phalacridae (shining flower beetles) Phloeostichidae Priasilphidae Propalticidae Protocucujidae Silvanidae (silvanid flat bark beetles) Smicripidae (palmetto beetles) Sphindidae (dry-fungus beetles) Tasmosalpingidae
Curculionoidea (weevils)	Anthribidae (fungus weevils) Attelabidae (leaf-rolling weevils) Belidae (primitive weevils) Brentidae (straight snout weevils, New York weevil) Caridae Curculionidae (true weevils, bark beetles, ambrosia beetles) Nemonychidae (pine flower weevils)
Lymexyloidea	Lymexylidae (ship-timber beetles)
Tenebrionoidea	Aderidae (ant-like leaf beetles) Anthicidae (ant-like flower beetles) Archeocrypticidae (cryptic fungus beetles) Boridae (conifer bark beetles) Chalcodryidae Ciidae (minute tree-fungus beetles) Melandryidae (false darkling beetles) Meloidae (blister beetles) Mordellidae (tumbling flower beetles) Mycetophagidae (hairy fungus beetles) Mycteridae (palm and flower beetles) Oedemeridae (false blister beetle) Perimylopidae, or Promecheilidae Prostomidae (jugular-horned beetles) Pterogeniidae Pyrochroidae (fire-coloured beetles) Pythidae (dead log bark beetles) Ripiphoridae (wedge-shaped beetles) Salpingidae (narrow-waisted bark beetles) Scraptiidae (false flower beetles) Stenotrachelidae (false longhorn beetles) Synchroidae (synchroa bark beetles) Tenebrionidae (darkling beetles) Tetratomidae (polypore fungus beetles) Trictenotomidae Ulodidae Zopheridae (ironclad beetles, cylindrical bark beetles)

Elateriformia

Buprestoidea	Buprestidae (jewel beetles, or metallic wood-boring beetles) Schizopodidae
Byrrhoidea	Byrrhidae (pill beetles) Callirhipidae (cedar beetles) Chelonariidae (turtle beetles) Cneoglossidae Dryopidae (long-toed water beetles) Elmidae (riffle beetles) Eulichadidae (forest stream beetles) Heteroceridae (variegated mud-loving beetles) Limnichidae (minute mud beetles) Lutrochidae (travertine beetles) Psephenidae (water-penny beetles) Ptilodactylidae
Dascilloidea	Dascillidae (soft bodied plant beetles) Rhipiceridae (cicada beetle, cicada parasite beetles)
Elateroidea	Artematopodidae (soft-bodied plant beetles) Brachypsectridae (Texas beetles) Cantharidae (soldier beetles) Cerophytidae (rare click beetles) Elateridae (click beetles) Eucnemidae (false click beetles) Jurasaidae Lampyridae (fireflies) Lycidae (net-winged beetles) Omethidae (false fireflies, long-lipped beetles) Phengodidae (glowworm beetles) Rhagophthalmidae Sinopyrophoridae Throscidae (false metallic wood-boring beetles)
Rhinorhipoidea	Rhinorhipidae (Rhinorhipus tamborinensis)
Scirtoidea	Clambidae Decliniidae (Declinia relicta) Eucinetidae (plate-thigh beetles) Scirtidae

Scarabaeiformia

Scarabaeoidea

Staphyliniformia

Histeroidea	Histeridae (clown beetles) Sphaeritidae (false clown beetles) Synteliidae
Hydrophiloidea	Epimetopidae Georissidae (minute mud-loving beetles) Helophoridae Hydrochidae Hydrophilidae (water scavenger beetles) Spercheidae
Staphylinoidea	Agyrtidae (primitive carrion beetles) Hydraenidae Leiodidae (round fungus beetles) Ptiliidae (feather-winged beetles) Silphidae (carrion beetles) Staphylinidae (rove beetles)

List of subgroups of the order Coleoptera

Taxon identifiers
Agonum placidum	Wikidata: Q4693545 Wikispecies: Agonum placidum BOLD: 124883 BugGuide: 196226 EoL: 1036884 GBIF: 4988442 iNaturalist: 212787 IRMNG: 10586636 ITIS: 110330 NatureServe: 2.746173 NCBI: 1205957 Open Tree of Life: 1005483

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