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Amecephalus piochensis
Taxonomy
Ptychoparia piochensis was named by Walcott (1886). Its type specimen is USNM 15434b and is a 3D body fossil. It is the type species of Amecephalus.
It was recombined as Liostracus piochensis by Lorenz (1906); it was recombined as Alokistocare piochensis by Resser (1935) and Palmer (1954); it was recombined as Amecephalus piochensis by Walcott (1924), Walcott (1925), Mason (1935) and Sundberg (1999).
It was recombined as Liostracus piochensis by Lorenz (1906); it was recombined as Alokistocare piochensis by Resser (1935) and Palmer (1954); it was recombined as Amecephalus piochensis by Walcott (1924), Walcott (1925), Mason (1935) and Sundberg (1999).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1886 | Ptychoparia piochensis Walcott p. 201 figs. pi. 26, figs. 2, 2a-b, pi. 28, 1, 2, 2a-e |
| 1906 | Liostracus piochensis Lorenz p. 61 |
| 1906 | Ptychoparia piochensis Pack p. 297 figs. pi. 2, figs. 4, 4a-c |
| 1910 | Ptychoparia piochensis Grabau and Shimer p. 276 fig. 1575 |
| 1924 | Amecephalus piochensis Walcott p. 54 figs. pi. 9, fig. 1 |
| 1925 | Amecephalus piochensis Walcott p. 66 figs. pi. 15. fig. 8 |
| 1935 | Amecephalus piochensis Mason p. 105 figs. Plate 15, figs. 5, 6, 7 |
| 1935 | Alokistocare piochensis Resser p. 7 |
| 1935 | Alokistocare packi Resser p. 9 |
| 1954 | Alokistocare piochensis Palmer p. 72 figs. Plate 16, figures 1, 2, 5 |
| 1999 | Amecephalus piochensis Sundberg p. 1131 |
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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.
†Amecephalus piochensis Walcott 1886
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Invalid names: Alokistocare packi Resser 1935 [synonym]
Diagnosis
No diagnoses are available