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Physemataspis tholus

Trilobita - Phacopida - Encrinuridae

Taxonomy
Encrinuroides tholus was named by Evitt and Tripp (1977).

It was recombined as Frencrinuroides tholus by Edgecombe et al. (1998); it was recombined as Physemataspis tholus by Moss and Westrop (2014).

Synonymy list
YearName and author
1977Encrinuroides tholus Evitt and Tripp p. 166 figs. pl. 4 f. 6
1998Frencrinuroides tholus Edgecombe et al. pp. Table 1
2014Physemataspis tholus Moss and Westrop pp. 1113, table 1

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Ecdysozoa
Panarthropoda
phylumArthropodaLatreille 1829
RankNameAuthor
subphylumMandibulata
classTrilobitaWalch 1771
orderPhacopidaSalter 1864
familyEncrinuridaeAngelin 1854
subfamilyEncrinurinaeAngelin 1854
genusPhysemataspisEvitt and Tripp 1977
speciestholus(Evitt and Tripp 1977)

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.

Diagnosis
No diagnoses are available