30563 - Rare 0.57 Inch Ogygiocaris seavilli Ordovician Trilobite - Wales
30563 - Rare 0.57 Inch Ogygiocaris seavilli Ordovician Trilobite - Wales 30563 - Rare 0.57 Inch Ogygiocaris seavilli Ordovician Trilobite - Wales 30563 - Rare 0.57 Inch Ogygiocaris seavilli Ordovician Trilobite - Wales

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30563 - Rare 0.57 Inch Ogygiocaris seavilli Ordovician Trilobite - Wales

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† Ogygiocaris seavilli (Whittard 1964)
Ordovician,(~470 Million Years)
Wales Ordovician Outcrops
14.5 mm   •    in
26 g   •    oz
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Ogygiocaris, Angelin 1854 (trilobite)
Trilobita - Asaphida - Asaphidae
PaleoDB taxon number: 20091

Parent taxon: Asaphidae according to P. A. Jell and J. M. Adrain 2002

See also Harrington and Leanza 1957, Henningsmoen 1960 and Sepkoski 2002

Sister taxa: Anataphrus, Araiocaris, Asaphellus, Asaphinae, Atopasaphus, Aulacoparia, Australopyge, Basilicus, Bellefontia, Birmanites, Bohemopyge, Brachyaspis, Branisaspis, Burminresia, Ectenaspis, Emanuelaspis, Eoasaphus, Eoisotelus, Fuyunia, Gerasaphes, Griphasaphus, Guohongjunia, Hemigyraspis, Homotelus, Hunnebergia, Isabelinia, Isotelinae, Kayseraspis, Klabavia, Kobayashia, Lachnostoma, Liomegalaspides, Lisogorites, Lycophron, Megalaspidella, Merlinia, Metaptychopyge, Mioptychopyge, Nahannia, Nerudaspis, Nileoides, Ningkianites, Niobella, Niobides, Niobina, Niobinae, Nobiliasaphus, Norasaphus, Norinia, Ogmasaphus, Ogygiinae, Ogyginus, Ogygiocarella, Ogygites, Ogygitoides, Onchometopus, Parabellefontia, Paramegalaspis, Paratamdaspis, Penchiopsis, Plectasaphus, Presbynileus, Priceaspis, Promegalaspidinae, Proscharyia, Protopresbynileus, Protoptychopyge, Pseudasaphus, Pseudoasaphus, Pseudogriphasaphus, Pseudogygites, Psilocephalina, Ptychopyge, Ptychopyginae, Ptyocephalus, Sanbernardaspis, Schizophorus, Stegnopsis, Stenorhachis, Suriaspis, Thysanopyge, Trigonocerca, Trigonocercella, Vogdesia, Xenostegium, Zhenganites, Zuninaspis

Subtaxa: Ogygiocaris araiorhachis, Ogygiocaris concentrica, Ogygiocaris dilatata, Ogygiocaris sarsi, Ogygiocaris striolata

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Type: Trilobus dilatatus

Ecology: fast-moving low-level epifaunal deposit feeder

Environments: offshore (6 collections), marine (4), offshore shelf (3), deep subtidal shelf (2), basinal (carbonate) (2)

Age range: 471.8 to 449.5 Ma


• Ordovician of France (1 collection), Morocco (2), Norway (6), Spain (1), Sweden (2), the United Kingdom (3)

• Arenig of Argentina (2), Bolivia (1), Canada (1: Newfoundland and Labrador), France (1)

• Arenigian of Argentina (7)
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