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Numericoma
Taxonomy
Numericoma was named by Popov (1980). Its type is Numericoma ornata.
It was assigned to Ephippelasmatinae by Holmer (1986), Holmer (1989); to Acrotretida by Sepkoski (2002); and to Ephippelasmatidae by Williams et al. (2000), Hansen and Holmer (2011).
It was assigned to Ephippelasmatinae by Holmer (1986), Holmer (1989); to Acrotretida by Sepkoski (2002); and to Ephippelasmatidae by Williams et al. (2000), Hansen and Holmer (2011).
Species
Synonymy list
Year | Name and author |
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1980 | Numericoma Popov |
1986 | Numericoma Holmer |
1989 | Numericoma Holmer |
2000 | Numericoma Williams et al. p. 129 |
2002 | Numericoma Sepkoski |
2011 | Numericoma Hansen and Holmer |
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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.
G. †Numericoma Popov 1980
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†Numericoma ornata Popov 1980
†Numericoma perplexa Holmer 1989
†Numericoma proclina Hansen and Holmer 2011
†Numericoma simplex Holmer 1989
†Numericoma spinosa Biernat 1973
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: o = order, c = class, uc = unranked clade | |||||
References: Nesnidal et al. 2013, Aberhan et al. 2004 |
Age range: base of the Blackhillsian to the top of the Darriwilian or 474.90000 to 458.40000 Ma
Collections (34 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Blackhillsian | Norway (Spitsbergen) | N. proclina (189892 189893 189904 189927 189930) N. sp. (189901 189911 189924) | |
Dapingian | Iran | N. sp. (116505) | |
Dapingian | Norway (Spitsbergen) | N. proclina (189845 189848 189933 189935 189938) | |
Kunda | Sweden (Västergötland) | N. spinosa (192018) | |
Kunda | Sweden (Dalarna) | N. spinosa (192028) | |
Abereiddian | Kazakhstan | N. simplex (165488) | |
Darriwilian | Norway (Spitsbergen) | N. proclina (189860 189862) | |
Darriwilian | Argentina (San Juan) | N. rowelli (219185) N. simplex (235666 235667 235669) | |
Aseri | Sweden (Dalarna) | N. simplex (192029) | |
Aseri - Lasnamagi | Sweden (Dalarna) | N. simplex (192031) | |
Aseri - Lasnamagi | Sweden (Västergötland) | N. spinosa (192019) | |
Lasnamagi | Sweden (Västergötland) | N. spinosa (192021) | |
Lasnamagi | Sweden (Dalarna) | N. spinosa (192032 192381) | |
Uhaku - Lasnamagi | Sweden (Västergötland) | N. perplexa (192022 192023) | |
Uhaku | Sweden (Dalarne) | N. perplexa (169285) | |
Uhaku | Sweden (Västergötland) | N. perplexa (192024) | |
Uhaku | Sweden (Dalarna) | N. perplexa (157358) |