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Worthenia extendia
Taxonomy
Worthenia extendia was named by Tong and Erwin (2001). Its type specimen is USNM 485505 and is a 3D body fossil. Its type locality is Guojiashan Section, Bed 20, which is in an Anisian carbonate limestone in the Guojiashan Formation of China.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 2001 | Worthenia extendia Tong and Erwin p. 11 figs. Pl 1, figs 17-20 |
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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 extendia Tong and Erwin 2001
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 14.3 | 8.00 | 22.0 | 16.5 | 7.05 |
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| Source: o = order | |||||
| Reference: Bambach et al. 2007 | |||||