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Taxonomy
Westonia was named by Walcott (1901) [Sepkoski's age data: Cm Boto O Cara Sepkoski's reference number: 538].
It was reranked as Obolus (Westonia) by Walcott (1902) and Walcott (1908).
It was assigned to Obolus by Walcott (1902) and Walcott (1908); to Obolinae by Mason (1935) and Williams et al. (2000); and to Lingulida by Bengtson (1992) and Sepkoski (2002).
It was reranked as Obolus (Westonia) by Walcott (1902) and Walcott (1908).
It was assigned to Obolus by Walcott (1902) and Walcott (1908); to Obolinae by Mason (1935) and Williams et al. (2000); and to Lingulida by Bengtson (1992) and Sepkoski (2002).
Species
Obolus (Westonia) alandensis, Obolus (Westonia) baltica, Obolus (Westonia) blackwelderi, Obolus (Westonia) dartoni, Obolus (Westonia) ella, Obolus (Westonia) elongatus, Obolus (Westonia) finlandensis, Obolus (Westonia) iphis, Obolus (Westonia) notchensis, Obolus (Westonia) themis, Obolus (Westonia) wasatchensis, Obolus (Westonia) wimani, W. anrakhaica, W. bohemica, W. clathrata, W. ella, W. gubaiensis, W. nyapungensis, W. superba
Species lacking formal opinion data
Synonymy list
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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. †Westonia Walcott 1901
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†Obolus (Westonia) alandensis Walcott 1905
†Obolus (Westonia) baltica Walcott 1905
†Obolus (Westonia) blackwelderi Walcott 1905
†Obolus (Westonia) dartoni Walcott 1908
†Obolus (Westonia) ella Hall and Whitfield 1877
†Obolus (Westonia) ella onaquiensis Walcott 1908
†Obolus (Westonia) elongatus Walcott 1908
†Obolus (Westonia) finlandensis Walcott 1902
†Obolus (Westonia) iphis Walcott 1905
†Obolus (Westonia) notchensis Walcott 1908
†Obolus (Westonia) themis Walcott 1905
†Obolus (Westonia) wasatchensis Walcott 1908
†Obolus (Westonia) wimani Walcott 1905
†Westonia anrakhaica Nikitina et al. 2006
†Westonia bohemica Koliha 1921
†Westonia clathrata Walcott and Schuchert 1893
†Westonia ella Walcott 1912
†Westonia gubaiensis Luo et al. 2008
†Westonia nyapungensis Kruse 1990
†Westonia superba Cooper 1956
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order, c = class, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Hendy et al. 2009, Hendy 2009, Nesnidal et al. 2013 | |||||
Collections (44 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Botomian | China (Yunnan) | W. gubaiensis (90364 90367 90370) | |
| Delamaran | USA (Utah) | Obolus ella (269) | |
| Delamaran | USA (Montana) | Obolus ella (225273) | |
| Delamaran | USA (California) | W. ella (191414) | |
| Amgan | Czech Republic (Bohemia) | W. bohemica (67708) | |
| Solvan | Australia (New South Wales) | W. cymbricensis (56531) | |
| Middle Cambrian | Czech Republic (Litavka) | W. bohemica (76455) | |
| Middle Cambrian | Australia (Northern Territory) | W. nyapungensis (59989 59991 59993 59994 59998 59999 60000 60014 60015 60016 60018 60019 60022 60026 60028 60034 60035 60074 60075) | |
| Templetonian | Australia (Northern Territory) | W. nyapungensis (232934) | |
| Franconian - Trempealeauan | Australia (Queensland) | W. sp. (198276 198279) | |
| Trempealeauan | USA (Wisconsin) | W. sp. (256) | |
| Trempealeauan | USA (Nevada) | W. iphis (233789) | |
| Arenig | China (AnHui) | W. sp. (7842) | |
| Arenig | China (GuangXi) | W. sp. (4670) | |
| Arenig | China (Sichuan) | W. sp. (7671) | |
| Arenig - Llandeilo | China (XinJiang) | W. sp. (20794) | |
| Floian | France (Montagne Noire) | W. sp. (20820) | |
| Castlemainian - Yapeenian | Ireland | W. sp. (153922) | |
| Chazyan | USA (Alabama) | W. superba (162364) | |
| Abereiddian | Kazakhstan | W. anrakhaica (165539 165540 165541) | |
| Llandeilo | USA (Tennessee) | W. sp. (309) |