Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes



Subphylum Myriapoda - Myriapods

Phylum Arthropoda - Arthropods
Subphylum Myriapoda - Myriapods

Class Chilopoda - Centipedes
Order Lithobiomorpha - Stone Centipedes
Family Lithobiidae
Genus Arebius
Species diplonyx - Arebius diplonyx
Genus Arenobius
Species manegitus - Arenobius manegitus
Genus Bothropolys
Species xanti - Bothropolys xanti
Species multidentatus - Bothropolys multidentatus
Genus Ethopolys
Species positivus - Ethopolys positivus
Genus Gosibius
Species angelicus - Gosibius angelicus
Species paucidens - Gosibius paucidens
Species montereus - Gosibius montereus
Species monicus - Gosibius monicus
Species intermedius - Gosibius intermedius
Genus Lithobius
Species forficatus - Brown Centipede
Species melanops - Lithobius melanops
Species peregrinus - Lithobius peregrinus
Species microps - Lithobius microps
Genus Neolithobius
Genus Nothembius
Species aberrans - Nothembius aberrans
Species insulae - Nothembius insulae
Genus Paitobius
Species zinus - Paitobius zinus
Genus Pokabius
Species disantus - Pokabius disantus
Species clavigerens - Pokabius clavigerens
Genus Tigobius
Species paralus - Tigobius paralus
Genus Typhlobius
Species kebus - Typhlobius kebus
Family Henicopidae
Genus Lamyctes
Species africanus - Lamyctes africanus
Species caeculus - Lamyctes caeculus
Species emarginatus - Lamyctes emarginatus
Genus Zygethobius
Species ecologus - Zygethobius ecologus
Species pontis - Zygethobius pontis
Order Geophilomorpha - Soil Centipedes
Family Geophilidae
Genus Geophilus
Species flavus - Boreal Yellow-headed Soil Centipede
Species oweni - Great Plains Soil Centipede
Species varians - Geophilus varians
Species mordax - Pitted Soil Centipede
Species vittatus - Diamondback Soil Centipede
Genus Arenophilus
Species bipuncticeps - Northern Short-clawed Centipede
Species iugans - Arenophilus iugans
Genus Arctogeophilus
Species umbraticus - Eastern Saw-toothed Centipede
Genus Pachymerium
Species ferrugineum - Long-jawed Shore-crawler
Genus Strigamia
Species bidens - Strigamia bidens
Species bothriopus - Strigamia bothriopus
Species branneri - Strigamia branneri
Species chionophila - Strigamia chionophila
Species fusata - Strigamia fusata
Species epileptica - Strigamia epileptica
Genus Taiyuna
Species claremontus - Taiyuna claremontus
Species isantus - Taiyuna isantus
Species moderata - Taiyuna moderata
Genus Henia
Species vesuviana - White-Striped Centipede
Genus Zygona
Species duplex - Zygona duplex
Family Himantariidae
Genus Garriscaphus
Species amplus - Garriscaphus amplus
Family Linotaeniidae
Family Mecistocephalidae
Genus Dicellophilus
Species anomalus - Dicellophilus anomalus
Species limatus - Dicellophilus limatus
Family Schendylidae
Genus Escaryus
Genus Nyctunguis
Genus Schendyla
Species nemorensis - Schendyla nemorensis
Order Scutigeromorpha - House Centipedes
Family Scutigeridae
Genus Dendrothereua
Species homa - Arizona House Centipede
Genus Scutigera
Species coleoptrata - House Centipede
Genus Thereuonema
Species tuberculata - Thereuonema tuberculata
Order Scolopendromorpha - Bark Centipedes
Family Cryptopidae
Genus Cryptops
Species leucopodus - Cryptops leucopodus
Species hortensis - Common Cryptops
Family Scolopendridae
Genus Arthrorhabdus
Species pygmaeus - Arthrorhabdus pygmaeus
Genus Hemiscolopendra
Species marginata - Eastern Bark Centipede
Genus Scolopendra
Species alternans - Scolopendra alternans
Species heros - Giant Redheaded Centipede
Species polymorpha - Common Desert Centipede
Species viridis - Florida Blue Centipede
Family Scolopocryptopidae
Genus Scolopocryptops
Species gracilis - Scolopocryptops gracilis
Species rubiginosus - Scolopocryptops rubiginosus
Species sexspinosus - Scolopocryptops sexspinosus
Species spinicaudus - Scolopocryptops spinicaudus
Species nigridius - Scolopocryptops nigridius
Species peregrinator - Scolopocryptops peregrinator
Family Plutoniumidae
Genus Theatops
Species spinicaudus - Theatops spinicaudus
Species posticus - Theatops posticus
Species californiensis - Theatops californiensis
Class Diplopoda - Millipedes
Order Polyxenida - Bristly Millipedes
Family Polyxenidae
Genus Polyxenus
Species lagurus - Polyxenus lagurus
Order Glomerida - Northern Pill Millipedes
Family Protoglomeridae
Genus Glomeroides
Species primus - Glomeroides primus
Family Glomeridae
Genus Onomeris
Order Platydesmida
Family Andrognathidae
Genus Andrognathus
Species corticarius - Cope's Noodle Millipede
Genus Brachycybe
Species lecontii - Brachycybe lecontii
Species petasata - Brachycybe petasata
Species producta - Brachycybe producta
Species rosea - Brachycybe rosea
Genus Gosodesmus
Species claremontus - Gosodesmus claremontus
Genus Ischnocybe
Species plicata - Ischnocybe plicata
Order Polyzoniida
Family Hirudisomatidae
Genus Octoglena
Species anura - Octoglena anura
Species bivirgata - Octoglena bivirgata
Family Polyzoniidae
Genus Petaserpes
Species cryptocephalus - Petaserpes cryptocephalus
Species strictus - Petaserpes strictus
Genus Bdellozonium
Species cerviculatum - Bdellozonium cerviculatum
Family Siphonotidae
Genus Rhinotus
Species purpureus - Rhinotus purpureus
Order Julida
Family Blaniulidae
Genus Blaniulus
Species guttulatus - Spotted Snake Millipede
Genus Choneiulus
Species palmatus - Choneiulus palmatus
Genus Proteroiulus
Species fuscus - Proteroiulus fuscus
Family Julidae
Genus Brachyiulus
Genus Cylindroiulus
Species punctatus - Blunt-tailed Snake Millipede
Species truncorum - Cylindroiulus truncorum
Species caeruleocinctus - Cylindroiulus caeruleocinctus
Genus Ophyiulus
Species pilosus - Ophyiulus pilosus
Genus Julus
Species scandinavius - Julus scandinavius
Family Nemasomatidae
Genus Orinisobates
Species expressus - Orinisobates expressus
Family Okeanobatidae
Genus Okeanobates
Species americanus - Okeanobates americanus
Family Parajulidae
Tribe Aniulini
Genus Aniulus
Species orientalis - Aniulus orientalis
Species garius - Aniulus garius
Genus Oriulus
Species venustus - Oriulus venustus
Genus Bollmaniulus
Genus Litiulus
Species alaskanus - Litiulus alaskanus
Genus Ptyoiulus
Species impressus - Ptyoiulus impressus
Genus Uroblaniulus
Species carolinensis - Uroblaniulus carolinensis
Family Paeromopodidae
Genus Californiulus
Species chamberlini - Californiulus chamberlini
Species dorsovittatus - Californiulus dorsovittatus
Species euphanus - Californiulus euphanus
Species yosemitensis - Californiulus yosemitensis
Genus Paeromopus
Species angusticeps - Paeromopus angusticeps
Subspecies buttensis - Paeromopus angusticeps buttensis
Subspecies angusticeps - Paeromopus angusticeps angusticeps
Order Spirobolida
Family Atopetholidae
Genus Atopetholus
Species angelus - Atopetholus angelus
Genus Comanchelus
Genus Onychelus
Species obustus - Onychelus obustus
Genus Watichelus
Family Rhinocricidae
Genus Anadenobolus
Species monilicornis - Yellow-banded Millipede
Genus Eurhinocricus
Family Spirobolidae
Genus Chicobolus
Species spinigerus - Florida Ivory Millipede
Genus Hiltonius
Species pulchrus - Hiltonius pulchrus
Species hebes - Hiltonius hebes
Genus Narceus
Species americanus-annularis-complex - Narceus americanus/annularis complex
Species gordanus - Narceus gordanus
Genus Tylobolus
Species claremontus - Tylobolus claremontus
Species uncigerus - Tylobolus uncigerus
Genus Floridobolus
Species floydi - Floridobolus floydi
Species orini - Floridobolus orini
Species penneri - Floridobolus penneri
Family Allopocockiidae - Allopocockiidae 0
Family Trigoniulidae
Genus Trigoniulus
Species corallinus - Rusty millipede
Order Spirostreptida
Family Cambalidae
Genus Cambala
Species annulata - Cambala annulata
Species minor - Cambala minor
Family Choctellidae
Genus Choctella
Species cumminsi - Choctella cumminsi
Family Spirostreptidae
Genus Orthoporus
Species flavior - Orthoporus flavior
Species ornatus - Orthoporus ornatus
Species texicolens - Orthoporus texicolens
Order Callipodida - Crested Millipedes
Family Tynommatidae
Genus Colactis
Genus Tynomma
Genus Diactis
Family Abacionidae
Genus Abacion
Species magnum - Abacion magnum
Species tesselatum - Abacion tesselatum
Species texensis - Abacion texensis
Order Chordeumatida
Family Anthroleucosomatidae
Genus Leschius
Species mcallisteri - Leschius mcallisteri
Family Caseyidae
Genus Caseya
Genus Opiona
Species columbiana - Opiona columbiana
Genus Underwoodia
Species iuloides - Underwoodia iuloides
Genus Vasingtona
Species irritans - Vasingtona irritans
Genus Ochrogramma
Species bentona - Ochrogramma bentona
Family Cleidogonidae
Genus Pseudotremia
Genus Cleidogona
Species major - Cleidogona major
Species fustis - Cleidogona fustis
Family Conotylidae
Genus Austrotyla
Species stephensoni - Austrotyla stephensoni
Genus Conotyla
Species blakei - Conotyla blakei
Species ocypetes - Conotyla ocypetes
Family Craspedosomatidae
Genus Craspedosoma
Species rawlinsii - Craspedosoma rawlinsii
Family Rhiscosomididae
Genus Rhiscosomides
Species meineri - Rhiscosomides meineri
Family Striariidae
Genus Striaria
Family Tingupidae
Family Trichopetalidae
Genus Causeyella
Genus Scoterpes
Species sollmani - Scoterpes sollmani
Genus Trichopetalum
Species lunatum - Trichopetalum lunatum
Species uncum - Trichopetalum uncum
Order Polydesmida - Flat-backed Millipedes
Family Eurymerodesmidae
Genus Eurymerodesmus
Species melacis - Eurymerodesmus melacis
Family Euryuridae
Genus Euryurus
Species carolinensis - Euryurus carolinensis
Species erythropygos - Euryurus erythropygos
Species evides - Euryurus evides
Species leachii - Euryurus leachii
Family Macrosternodesmidae
Genus Tidesmus
Species episcopus - Tidesmus episcopus
Family Nearctodesmidae
Genus Harpogonopus
Species confluentus - Harpogonopus confluentus
Genus Kepolydesmus
Species anderisus - Kepolydesmus anderisus
Genus Nearctodesmus
Species salix - Nearctodesmus salix
Family Paradoxosomatidae
Genus Akamptogonus
Species novarae - Akamptogonus novarae
Genus Chondromorpha
Species xanthotricha - Chondromorpha xanthotricha
Genus Orthomorpha
Species coarctata - Orthomorpha coarctata
Genus Oxidus
Species gracilis - Greenhouse Millipede
Family Polydesmidae
Genus Polydesmus
Genus Pseudopolydesmus
Species canadensis - Pseudopolydesmus canadensis
Species erasus - Pseudopolydesmus erasus
Species paludicolus - Pseudopolydesmus paludicolus
Species serratus - Pseudopolydesmus serratus
Species collinus - Pseudopolydesmus collinus
Species pinetorum - Pseudopolydesmus pinetorum
Genus Scytonotus
Species bergrothi - Scytonotus bergrothi
Species granulatus - Granulated Millipede
Family Pyrgodesmidae
Genus Poratia
Species disparata - Poratia disparata
Genus Myrmecodesmus
Family Sphaeriodesmidae
Genus Desmonus
Species pudicus - Desmonus pudicus
Family Xystodesmidae
Tribe Apheloriini
Genus Apheloria
Species montana - Apheloria montana
Species tigana - Apheloria tigana
Species virginiensis - Apheloria virginiensis
Subspecies corrugata - Apheloria virginiensis corrugata
Subspecies reducta - Apheloria virginiensis reducta
Subspecies virginiensis - Apheloria virginiensis virginiensis
No Taxon unnamed and undescribed form
No Taxon suspected unnamed species
Genus Brachoria - Appalachian Mimic Millipedes
Genus Furcillaria
Genus Rudiloria
Species trimaculata - Rudiloria trimaculata
Genus Sigmoria
Species aequalis - Sigmoria aequalis
Species ainsliei - Sigmoria ainsliei
Species australis - Sigmoria australis
Species bidens - Sigmoria bidens
Species disjuncta - Sigmoria disjuncta
Species latior - Sigmoria latior
Species nantahalae - Sigmoria nantahalae
Species nigrimontis - Sigmoria nigrimontis
Species plancus - Sigmoria plancus
Species rubromarginata - Sigmoria rubromarginata
Tribe Chonaphini
Genus Chonaphe
Genus Montaphe
Species elrodi - Montaphe elrodi
Genus Selenocheir
Species sinuata - Selenocheir sinuata
Genus Semionellus
Species placidus - Semionellus placidus
Tribe Nannariini
Genus Nannaria
Species cingulata - Nannaria cingulata
Species hardeni - Nannaria hardeni
Species ohionis - Nannaria ohionis
Species terricola - Nannaria terricola
Tribe Rhysodesmini
Genus Boraria
Species deturkiana - Boraria deturkiana
Species infesta - Boraria infesta
Species stricta - Boraria stricta
Genus Cherokia
Species georgiana - Cherokia georgiana
Subspecies latassa - Cherokia georgiana latassa
Subspecies georgiana - Cherokia georgiana georgiana
Genus Dicellarius
Species lamprus - Dicellarius lamprus
Genus Gyalostethus
Species monticolens - Gyalostethus monticolens
Genus Pachydesmus
Species crassicutis - Pachydesmus crassicutis
Genus Pleuroloma
Species cala - Pleuroloma cala
Species flavipes - Pleuroloma flavipes
Genus Rhysodesmus
Species texicolens - Rhysodesmus texicolens
Tribe Sigmocheirini
Genus Sigmocheir
Tribe Xystocheirini
Genus Motyxia
Genus Xystocheir
Species dissecta - Xystocheir dissecta
Subspecies taibona - Xystocheir dissecta taibona
Species brachymacris - Xystocheir brachymacris
Tribe Xystodesmini
Genus Harpaphe
Species haydeniana - Harpaphe haydeniana
Genus Orophe
Species unicus - Orophe unicus
Genus Thrinaphe
Species hargeri - Thrinaphe hargeri
Order Siphonophorida
Class Symphyla - Symphylans
Class Pauropoda - Pauropodans
Order Tetramerocerata
Family Brachypauropodidae
Superfamily Eurypauropodoidea
Family Pauropodidae
Genus Allopauropus
Species carolinensis - Allopauropus carolinensis 0
Genus Decapauropus
Species lambertoni - Decapauropus lambertoni
Genus Pauropus
Species huxleyi - Pauropus huxleyi
Family Polypauropodidae