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Ordosiidae
Taxonomy
Ordosiidae was named by Lu (1954). It is not extant. Its type is Ordosia.
It was assigned to Trilobita by Dean (1982); and to Asaphida by Yuan et al. (2012).
It was assigned to Trilobita by Dean (1982); and to Asaphida by Yuan et al. (2012).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1954 | Ordosiidae Lu |
| 1982 | Ordosiidae Dean p. 5 |
| 2012 | Ordosiidae Yuan et al. p. 456 |
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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.
Fm. †Ordosiidae Lu 1954
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G. †Ordosia Lu 1954
G. †Paralevisia Zhang and Jell 1987
G. †Poshania Chang 1959
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Hendy et al. 2009, Aberhan et al. 2004 | |||||
Age range: base of the Taijangian to the top of the Mayan or 509.00000 to 499.50000 Ma
Collections (8 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Taijangian | China (Ningxia) | Taitzuina lubrica (125422) | |
| Taijangian | China (Gansu) | Paralevisia globosa, Paralevisia sp., Taitzuia insueta, O. gen. et sp. indet. (232843) | |
| Taijangian | China (Shanxi) | Taitzuina lubrica (125423) | |
| Mayan | Russian Federation (Krasnoyar) | Kontrastina samodiica (131435 131486) | |
| Wangcunian | China (Henan) | Poshania sp. (129151) Taitzuia sp. (129206) | |
| Wangcunian | China (Shanxi) | Taitzuia lui, Taitzuia sp., Taitzuia abnormis (125312) |