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Taxonomy
Ptychoparia laeviceps was named by Walcott (1884). Its type specimen is USNM 24614 and is a 3D body fossil.
It was recombined as Eteraspis laeviceps by Resser (1935); it was recombined as Asaphiscus laeviceps by Palmer (1954).
It was recombined as Eteraspis laeviceps by Resser (1935); it was recombined as Asaphiscus laeviceps by Palmer (1954).
Synonymy list
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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.
†Asaphiscus laeviceps Walcott 1884
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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: Hendy 2009, Hendy et al. 2009, Aberhan et al. 2004 | |||||
Collections
No collection or age range data are available