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Tangshanaspis zhaogezhuangensis
Taxonomy
Tangshanaspis zhaogezhuangensis was named by Zhou and Zhang (1978). It is not extant. It is the type species of Tangshanaspis.
Synonymy list
Year | Name and author |
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1978 | Tangshanaspis zhaogezhuangensis Zhou and Zhang |
1989 | Tangshanaspis zhaogezhuangensis Zhu and Wittke |
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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.
†Tangshanaspis zhaogezhuangensis Zhou and Zhang 1978
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: f = family, o = order, c = class | |||||
References: Whittington et al. 1997, Hendy et al. 2009, Aberhan et al. 2004 |
Age range: Niuchehean or 491.00000 to 486.85000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
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Niuchehean | China (Hebei) | Tangshanaspis zhaogezhuangensis (129659) |