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Atelelasma
Taxonomy
Atelelasma was named by Cooper (1956). Its type is Atelelasma perfectum.
It was assigned to Atelelasmatinae by Mitchell (1977); to Orthida by Sepkoski (2002); and to Clitambonitidae by Williams et al. (2000) and Liljeroth et al. (2017).
It was assigned to Atelelasmatinae by Mitchell (1977); to Orthida by Sepkoski (2002); and to Clitambonitidae by Williams et al. (2000) and Liljeroth et al. (2017).
Species
A. decorticatum, A. dorsoconvexum, A. longisulcum, A. multicosta, A. perfectum (type species), A. primotica, A. subdorsoconvexum
Species lacking formal opinion data
Synonymy list
Year | Name and author |
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1956 | Atelelasma Cooper |
1977 | Atelelasma Mitchell |
2000 | Atelelasma Williams et al. p. 697 |
2002 | Atelelasma Sepkoski |
2017 | Atelelasma Liljeroth et al. |
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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. †Atelelasma Cooper 1956
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†Atelelasma decorticatum Cooper 1956
†Atelelasma dorsoconvexum Cooper 1956
†Atelelasma longisulcum Liljeroth et al. 2017
†Atelelasma multicosta Hudson 1905
†Atelelasma perfectum Cooper 1956
†Atelelasma primotica Ross and Barnes 1967
†Atelelasma subdorsoconvexum Rozman and Severgina 1983
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: g = genus, o = order, c = class, p = phylum, uc = unranked clade | |||||
References: Bambach et al. 2007, Nesnidal et al. 2013, Aberhan et al. 2004, Hendy 2009 |
Age range: base of the Late/Upper Llanvirn to the top of the Ashbyan or 463.50000 to 449.60000 Ma
Collections (40 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Floian - Darriwilian | Russian Federation (Siberia) | A. batuensis (205664) | |
Middle Ordovician | USA (Tennessee) | A. sp. (319) | |
Chazyan | Canada (Quebec) | A. sp. (311 435) | |
Chazyan | USA (Tennessee) | A. multicostatus (222075) A. sp. (308) | |
Chazyan | USA (Virginia) | A. decorticatum (186139 186140 186141 186142) | |
Chazyan | USA (New York) | Clitambonites multicosta (172307 172308) Clitambonites multicostus (171794 172144 172193 172226) | |
Whiterockian | USA (Nevada) | A. primotica (301) A. sp. (423 104278 104284) | |
Early/Lower Llanvirn | United Kingdom (Wales) | A. sp. (69097) | |
Darriwilian | Russian Federation (Siberia) | A. batuensis (206165 206166) A. peregrinum (206302) A. subdorsokonvexum (206148) | |
Darriwilian | Russian Federation (Altay) | A. subdorsoconvexum (45983 45987) | |
Early/Lower Llandeilo | Russian Federation (Siberia) | A. peregrinum (9295) | |
Late/Upper Llanvirn | Russian Federation (Siberia) | A. peregrinum (9222) A. sp. (9224) | |
Late/Upper Llandeilo | Russian Federation (Siberia) | A. sp. (9228) | |
Llandeilo | Mongolia | A. subdorsoconvexum (45985) | |
Aurelucian | Ireland | A. longisulcum (188890 188926) | |
Ashbyan | USA (Tennessee) | A. dorsoconvexum (186144 186145) A. obscurum (186146) | |
Ashbyan | USA (Virginia) | A. decorticatum (186143) | |
Blackriveran | USA (Oklahoma) | A. oklahomense (23893) | |
Onnian - Pusgillian | United Kingdom (Northern Ireland) | A. sp. (163265) |