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Matthevia

Polyplacophora - Mattheviidae

Taxonomy
Matthevia was named by Walcott (1885) [Sepkoski's age data: Cm Fran-u O Trem-l Sepkoski's reference number: 274]. It is not extant.

It was assigned to Paleoloricata by Sepkoski (2002); and to Mattheviidae by Fisher (1962) and Vendrasco and Runnegar (2004).

Synonymy list
YearName and author
1885Matthevia Walcott
1962Matthevia Fisher p. 128
2002Matthevia Sepkoski, Jr.
2004Matthevia Vendrasco and Runnegar p. 683

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Protostomia
Spiralia
Schizocoela
RankNameAuthor
phylumMollusca
Serialia
classPolyplacophorade Blainville 1816
subclassPaleoloricata()
familyMattheviidae
genusMatthevia

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
ReferenceDiagnosis
M. J. Vendrasco and B. Runnegar 2004Thick, massive subconical intermediate and tail valves with a barbed arrowhead-shaped outline in dorsal view, two tunnels in valve interior, elongate (length/width between 1.5 and 2.0), large embayment along the anterior margin, long apical area; intermediate valves shorter and wider than tail valves; head valves flat, holoperipheral growth style, subcentral mucro.