Cambrian Trilobites of the United States (alphabetized)
Click each trilobite to learn more.
Albertella longwelli [H.o.F.]
Albertella microps
Albertellispina latus
Alokistocare americanum
Altiocculus harrisi
Amecephalus althea
Amecephalus jamisoni
Amecephalus n.sp.
Amecephalus normale
Aphelaspis subditus
Arapahoia sp.
Archaeaspis macropleuron
Asaphiscus wheeleri
Athabaskia bithus
Athabaskia bithus
Athabaskia gladei
Athabaskia howelli
Athabaskia wasatchensis
Baltagnostus eurypyx
Bathyuriscus elegans
Bathyuriscus fimbriatus
Bathyuriscus fimbriatus
Bathyuriscus formosus
Biceratops nevadensis
Biceratops nevadensis
Blountiinae sp.
Bolaspidella drumensis
Bolaspidella housensis
Bolbolenellus brevispinus
Bowmania americana
Bristolia anteros
Bristolia bristolensis
Bristolia cf. "parryi"
Bristolia fragilis
Bristolia insolens [H.o.F.]
Bristolia mohavensis
Bristolia sp.
Cambroinyoella cf. wallacei
Cambroinyoella n. sp.
Cambroinyoella wallacei
Caspimexis radiatus
Caspimexis stenopyge
Cedaria minor
Chancia ebdome
Dikelocephalus minnesotensis [H.o.F.]
Elliptocephala praenuntius
Elliptocephala praenuntius
Elliptocephala sp.
Elliptocephala sp. type 1
Elliptocephala sp. type 2
Elliptocephala sp. type 3
Elrathia kingii
Elrathia marjumi
Elrathia sp.
Elyx americanus
Emigrantia n. gen. sp.
Eokochaspis nodosa
Esmeraldina sp.
Fallotaspis sp.
Glossopleura bion
Glossopleura gigantea
Glossopleura yatesi
Glyphaspis sp.
Hemirhodon amplipyge
Illaenurus quadratus
Itagnostus interstricta
Itagnostus interstricta
Kochiella sp.
Kochina vestita
Kochina walcotti
Kootenia randolphi
Kootenia spencei
Kootenia youngorum
Lochmanolenellus pentagonalis
Lochmanolenellus trapezoidalis
Marjumia callas
Marjumia typa
Mesonacis fremonti
Mesonacis georgiensis
Mesonacis n.sp.
Mesonacis sp.
Modocia brevispina
Modocia kohli
Modocia laevinucha
Modocia nuchaspina
Modocia sp.
Modocia typicalis
Montezumaspis cf. cometes
Nephrolenellus geniculatus
Nevadia addyensis
Nevadia sp.
Nevadia sp.
Nevadia weeksi
Ogygopsis klotzi
Ogygopsis typicalis
Olenellus (Mesonacis) fremonti
Olenellus cf. howelli
Olenellus cf. thompsoni
Olenellus cf. transitans
Olenellus chiefensis
Olenellus clarki
Olenellus fowleri
Olenellus getzi
Olenellus gilberti
Olenellus nevadensis
Olenellus nevadensis
Olenellus roddyi
Olenellus roddyi
Olenellus romensis
Olenellus sp.
Olenellus sp.
Olenellus sp.
Olenellus terminatus
Olenellus terminatus
Olenellus terminatus
Olenellus “cordillerae”
Olenoides aff. nevadensis
Olenoides inflatus
Olenoides marcoui
Olenoides marjumensis,
Olenoides n.sp.
Olenoides nevadensis
Olenoides pugio
Olenoides sp.
Olenoides sp.
Olenoides sp.
Olenoides superbus [H.o.F.]
Olenoides vali
Oryctocephalites palmeri
Oryctocephalus sp.
Oryctocephalus walcotti
Paedumias sp.
Paralbertella bosworthi
Paranephrolenellus besti
Paranephrolenellus klondikensis
Parehmania princeps
Peachella brevispina
Peachella iddingsi
Piochaspis sellata
Poliella sp.
Proehmaniella basilica
Prosaukia sp.
Ptarmiganoides sp.
Ptychoparella mettae
Solenopleurella virginica
Teresellus goldfieldensis
Teresellus goldfieldensis
Tricrepicephalus texanus
Utaspis marjumensis
Vanuxemella nortia
Wanneria walcottana
Zacanthoides grabaui
Zacanthoides romingeri
Zacanthoides serratus
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