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Meekella occidentalis
Taxonomy
Streptorhynchus occidentalis was named by Newberry (1861). It is not a trace fossil. Its type locality is USNM768, Camp 73, Cascado River, Grand Canyon, which is in a Kungurian open shallow subtidal limestone in the Kaibab Formation of Arizona.
It was recombined as Meekella occidentalis by McKee (1938), Stehli and Grant (1970) and Cooper and Grant (1974).
It was recombined as Meekella occidentalis by McKee (1938), Stehli and Grant (1970) and Cooper and Grant (1974).
Synonyms
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Synonymy list
Year | Name and author |
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1861 | Streptorhynchus occidentalis Newberry |
1861 | Streptorhynchus pyramidalis Newberry |
1931 | Meekella grandis King |
1938 | Meekella occidentalis McKee p. 222 figs. Pl 43, figs 2,3 |
1938 | Meekella pyramidalis McKee p. 223 figs. Pl 43, figs 4-6 |
1970 | Meekella occidentalis Stehli and Grant p. 27 figs. Pl 7, figs 33-36 |
1974 | Meekella occidentalis Cooper and Grant p. 367 figs. Pl 117, figs 1-4,9-13 |
1990 | Meekella pyramidalis Beus p. 235 |
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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.
†Meekella occidentalis Newberry 1861
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Invalid names: Meekella grandis King 1931 [synonym], Streptorhynchus pyramidalis Newberry 1861 [synonym]
Diagnosis
No diagnoses are available
Measurements
part | N | mean | |||||
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shell height | 1 | 22.0 |
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Source: c = class, p = phylum, uc = unranked clade | |||||
References: Nesnidal et al. 2013, Aberhan et al. 2004 |
Collections (12 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Asselian | USA (Texas) | Meekella grandis (149722) | |
Kungurian | Guatemala (Huehuetenango) | Meekella occidentalis (41536 41537) | |
Kungurian | USA (Arizona) | Meekella occidentalis (type locality: 105506 105507) Meekella pyramidalis (90004) | |
Kungurian | USA (Texas) | Meekella grandis (121458 149777 150115 150566) Meekella occidentalis (43491 105939) |