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95 fossils in this category
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Image Taxonomy Stratigraphy Time Scale Location Statistics Triarthrus
Kingdom: Animalia
Phylum: Arthropoda
Class: Trilobita
Order: Ptychopariida
Family: Olenidae
Genus: Triarthrus
Species: Triarthrus spinosus
Billings Formation
Eon: Phanerozoic
Era: Paleozoic
Period: Ordovician
Sub Period: None
Epoch: Late
Hurdman Station
Ottawa
Ontario
Canada
Triarthrus
Kingdom: Animalia
Phylum: Arthropoda
Class: Trilobita
Order: Ptychopariida
Family: Olenidae
Genus: Triarthrus
Species: Triarthrus rougensis
Billings Formation
Eon: Phanerozoic
Era: Paleozoic
Period: Ordovician
Sub Period: None
Epoch: Late
Hurdman Station
Ottawa
Ontario
Canada
Triarthrus
Kingdom: Animalia
Phylum: Arthropoda
Class: Trilobita
Order: Ptychopariida
Family: Olenidae
Genus: Triarthrus
Species: Triarthrus eatoni
Billings Formation
Eon: Phanerozoic
Era: Paleozoic
Period: Ordovician
Sub Period: None
Epoch: Late
Hurdman Station
Ottawa
Ontario
Canada
Triarthrus
Kingdom: Animalia
Phylum: Arthropoda
Class: Trilobita
Order: Ptychopariida
Family: Olenidae
Genus: Triarthrus
Species: Triarthrus eatoni
Billings Formation
Eon: Phanerozoic
Era: Paleozoic
Period: Ordovician
Sub Period: None
Epoch: Late
Hurdman Station
Ottawa
Ontario
Canada
Triarthrus
Kingdom: Animalia
Phylum: Arthropoda
Class: Trilobita
Order: Ptychopariida
Family: Olenidae
Genus: Triarthrus
Species: T. eatoni
Billings Formation
Eon: Phanerozoic
Era: Paleozoic
Period: Ordovician
Epoch: Late
Hurdman Station
Ottawa
Ontario
Canada
Kingdom: Animalia
Phylum: Arthropoda
Class: Trilobita
Order: Redlichiida
Family: Redlichiidae
Genus: Kuanyangia
Species: Kuanyangia pustulosa(?)
Heilinpu (Yu'anshan) Formation
Eoredlichia-Wutingaspis Biozone
Eon: Phanerozoic
Era: Paleozoic
Period: Cambrian
Sub Period: None
Epoch: Early
International Age: Age 3
Near Haikou
Yunnan Province
China
Trilobites
Kingdom: Animalia
Phylum: Arthropoda
Class: Trilobita
Order: Odontopleurida
Family: Odontopleuridae
Genus: Sinespinaspis
Species: Sinespinaspis markhami
Cotton Formation
Eon: Phanerozoic
Era: Paleozoic
Period: Silurian
Sub Period: None
Epoch: Early
International Age: Telychian
Cotton Hill Quarry
Forbes
New South Wales
Australia
Kingdom: Animalia
Phylum: Arthropoda
Class: Trilobita
Order: Ptychopariida
Family: Llanoaspididae
Genus: Genevievella
Species: Genevievella granulata
Weeks Formation
Eon: Phanerozoic
Era: Paleozoic
Period: Cambrian
Sub Period: None
Epoch: Middle
Millard County
Utah
United States
Kingdom: Animalia
Phylum: Arthropoda
Class: Trilobita
Order: Ptychopariida
Family: Elviniidae
Genus: Elvinia
Species: Elvinia roemeri
McKay Group
not divided into named Formations
ML (Monograph Layer) of Chatterton & Ludvigsen, 1998
Elvinia Zone
Wujiajiania sutherlandi Subzone
Eon: Phanerozoic
Era: Paleozoic
Period: Cambrian
Sub Period: None
Epoch: Late
International Age: Furongian
Clay Creek (tributary of Tanglefoot Creek)
Bull River Valley
British Columbia
Canada
Rielaspis
Kingdom: Animalia
Phylum: Arthropoda
Class: Trilobita
Order: Phacopida
Family: Encrinuridae
Genus: Rielaspis
Species: Rielaspis elegantula
Thornloe Formation
Eon: Phanerozoic
Era: Paleozoic
Period: Silurian
Sub Period: None
Epoch: Middle
International Age: Llandovery
Ontario
Canada
Kingdom: Animalia
Phylum: Arthropoda
Class: Trilobita
Order: Phacopida
Family: Encrinuridae
Genus: Distyrax
Species: Distyrax cf. maccormicki
Thornloe Formation
Eon: Phanerozoic
Era: Paleozoic
Period: Silurian
Sub Period: None
Epoch: Llandovery
International Age: Telychian
Ontario
Canada