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Hesperonomia
Taxonomy
Hesperonomia was named by Ulrich and Cooper (1936). Its type is Hesperonomia planidorsalis.
It was assigned to Orthida by Sepkoski (2002); and to Hesperonomiidae by Williams et al. (2000), Benedetto (2003) and Hansen and Holmer (2011).
It was assigned to Orthida by Sepkoski (2002); and to Hesperonomiidae by Williams et al. (2000), Benedetto (2003) and Hansen and Holmer (2011).
Species
H. antelopensis, H. crassa, H. nemea, H. orientalis, H. planidorsalis (type species), H. subtransversa, H. uzunbulakensis
Species lacking formal opinion data
Synonymy list
Year | Name and author |
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1936 | Hesperonomia Ulrich and Cooper |
2000 | Hesperonomia Williams et al. p. 736 |
2002 | Hesperonomia Sepkoski |
2003 | Hesperonomia Benedetto |
2011 | Hesperonomia 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. †Hesperonomia Ulrich and Cooper 1936
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†Hesperonomia antelopensis Ulrich and Cooper 1936
†Hesperonomia crassa Ulrich and Cooper 1936
†Hesperonomia nemea Hall and Whitfield 1877
†Hesperonomia orientalis Benedetto 1998
†Hesperonomia planidorsalis Ulrich and Cooper 1936
†Hesperonomia subtransversa Ulrich and Cooper 1938
†Hesperonomia uzunbulakensis Nikitina et al. 2006
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: Aberhan et al. 2004, Nesnidal et al. 2013, Hendy 2009 |
Age range: base of the Blackhillsian to the top of the Early/Lower Ordovician or 478.60000 to 470.00000 Ma
Collections (78 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Ibexian | USA (Nevada) | H. sp. (226716) | |
Tremadoc | China (Guizhou) | H. sp. (5274 5275) | |
Stairsian - Blackhillsian | Canada (Alberta) | H. louisensis, H. planidorsalis, H. crassa (186586) | |
Tulean | USA (Nevada) | H. subtransversa, H. antelopensis (210748) | |
Tulean - Blackhillsian | Norway (Spitsbergen) | H. sp. (189948) | |
Tulean - Blackhillsian | USA (Nevada) | H. antelopensis (77186) H. nemea (210810) | |
Early/Lower Ordovician | USA (Utah) | H. sp. (77844 77845) | |
Canadian | Canada (Northwest Territories) | H. sp. (294) | |
Canadian - Arenigian | Canada (Northwest Territories) | H. sp. (25279 25280 25281) | |
Blackhillsian | USA (Utah) | H. dinorthoides (295 104266) H. fontinalis (104262) H. sp. (63843 63846 103785 103831 103917 104128 104138 104264) | |
Blackhillsian | USA (Idaho) | H. dinorthoides (103791 103792) H. sp. (103789 103790) | |
Blackhillsian | USA (Nevada) | H. antelopensis (104301 104353 104556) H. crassa (104351) H. iones (104548) H. planidorsalis, H. nemea (104431) H. sp. (77181 77184 104352 104355 104401 104403 104404 104433 104549 104568 104631) | |
Blackhillsian | USA (California) | H. sp. (104349) | |
Arenigian | Argentina | H. orientalis (115170) | |
Arenigian | USA (Utah) | H. sp. (64555) | |
Blackhillsian - Rangerian | USA (Utah) | H. sp. (103784) | |
Blackhillsian - Rangerian | USA (Nevada) | H. sp. (104356) | |
Cassinian | USA (Utah) | H. dinorthoides (104059) H. dinorthoides, H. fontinalis (104063) H. fontinalis (104062) H. sp. (104058) | |
Cassinian | USA (Texas) | H. nemea (89004) | |
Cassinian | USA (Tennessee) | H. subtransversa (210751 210754 210755) | |
Dawan | China (JiangSu) | H. sp. (7876) | |
Arenig | France (Montagne Noire) | H. sp. (20826) | |
Arenig | Argentina | H. sp. (8721 8744 8745 8783 8875) | |
Arenig | United Kingdom (Shropshire) | H. sp. (43931) | |
Arenig | China (Sichuan) | H. sp. (5415 5416) | |
Arenig | United Kingdom (England) | H. sp. (3684) | |
Arenig | China (QingHai) | H. sp. (8684 23599) | |
Arenig | China (Guizhou) | H. sp. (4761 5272 5273) | |
Fennian | France (Montagne Noire) | H. sp. (20825) | |
Whiterockian | USA (Utah) | H. sp. (103829 103908) |