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Cephalaspidiformes
Taxonomy
Cephalaspidiformes is an order. It is not extant.
It was assigned to Cephalaspidomorphi by Sepkoski (2002), Long (2011) and Nelson et al. (2016).
It was assigned to Cephalaspidomorphi by Sepkoski (2002), Long (2011) and Nelson et al. (2016).
Subtaxa
Synonyms
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Synonymy list
Year | Name and author |
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1898 | Osteostraci Gadow p. 4 |
1902 | Osteostraci Hay p. 340 |
1964 | Osteostraci Obruchev p. 106 |
1999 | Osteostraci Dineley and Metcalf p. 11 |
2002 | Cephalaspidoformes Sepkoski |
2011 | Cephalaspidiformes Long p. 241 |
2016 | Cephalaspidiformes Nelson et al. p. 33 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
Or. †Cephalaspidiformes
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G. †Aachenaspis
G. †Fieldingaspis
G. †Ilemoraspis
G. †Oeselaspis
G. †Procephalaspis
G. †Saaremaaspis
G. †Sclerodus
G. †Tannuaspis
G. †Thyestes
G. †Timanaspis
G. †Tuvaspis
G. †Tyriaspis
Invalid names: Osteostraci [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: c = class, subp = subphylum | |||||
References: Carroll 1988, Hendy et al. 2009 |
Collections (28 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Homerian | Sweden | Oeselaspis pustulata, Saaremaaspis mickwitzi, Tremataspis milleri (179989) Oeselaspis pustulata, Saaremaaspis mickwitzi, Tremataspis milleri, Tremataspis schmidti (179988) Saaremaaspis mickwitzi, Tremataspis milleri, Tremataspis schmidti (179987) Tremataspis schmidti (179990) | |
Rootsikula | Estonia | Cephalaspidoformes indet. (26922) Oeselaspis pustulata, Saaremaaspis mickwitzi, Tremataspis schmidti (13824) Saaremaaspis mickwitzi, Tremataspis simonsoni, Tremataspis schmidti (13823) | |
Pridoli | United Kingdom (England) | Thyestes sp. (26917) | |
Pridoli | Lithuania | Cephalaspis sp. (207344) | |
Pridoli - Helderbergian | Russian Federation | Tannuaspis levenkoi (24785) | |
Paadla | Estonia (Saaremaa) | Oeselaspis pustulata, Procephalaspis oeselensis, Tremataspis mammillata, Tremataspis milleri (195601) | |
Paadla | Estonia | Cephalaspidoformes indet. (26925) Oeselaspis pustulata, Procephalaspis oeselensis, Tremataspis mammillata, Tremataspis milleri, Tremataspis panderi, Tremataspis patteni, Tremataspis rohoni, Tremataspis scalaris (13826) | |
Lochkovian | United Kingdom (Herefordshire) | Cephalaspis sp. (201736) | |
Lochkovian | Canada (Nova Scotia) | Cephalaspis sp. (14201) Cephalaspis sp., Cephalaspis novaescotiae (161378) | |
Lochkovian | Ukraine | Cephalaspis sp. (26978) | |
Lochkovian | United Kingdom (Scotland) | Cephalaspis sp. (26908) | |
Lochkovian | United Kingdom (England) | Benneviaspis salopiensis, Kiaeraspis sp. (90352) Cephalaspis sp. (26918) | |
Lochkovian | USA (Wyoming) | Cephalaspis sp. (153534) | |
Lochkovian - Pragian | Ukraine | Cephalaspis kozlowskii (23447) | |
Pragian | Ukraine | Cephalaspis bucovinensis (90348) | |
Emsian | Canada (New Brunswick) | Cephalaspis campbelltonensis, Cephalaspis canadensis, Cephalaspis jexi (161373) Cephalaspis sp., Cephalaspis acadica (161372) | |
Emsian | Canada (Quebec) | Cephalaspis dawsoni (161376) Cephalaspis westolli (161379) | |
Emsian | USA (Wyoming) | Cephalaspis wyomingense (26176) |