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Worthenia (Worthenia) extensus
Taxonomy
Worthenia (Worthenia) extensus was named by Yin and Yochelson (1983). Its type specimen is GQ81032 and is a 3D body fossil. Its type locality is Yinshanpo KC259c, Qingyan, which is in a Pelsonian/Illyrian marine shale/marl in the Qingyan Formation of China.
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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1983 | Worthenia (Worthenia) extensus Yin and Yochelson p. 174 figs. 5I-L |
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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.
†Worthenia (Worthenia) extensus Yin and Yochelson 1983
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | |||||
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shell height | 1 | 11.3 |
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Source: o = order | |||||
Reference: Bambach et al. 2007 |
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
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Pelsonian - Illyrian | China (Guizhou) | Worthenia extensus (type locality: 44248) |