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Trapezotheca

Orthothecida - Orthothecidae

Taxonomy
Trapezotheca was named by Syssoiev (1958) [Sepkoski's age data: Cm Tomm-u O Llvi-l Sepkoski's reference number: 1,1006]. Its type is Hyolithus (Orthotheca) aemulus.

It was assigned to Orthothecidae by Fisher (1962) and Rozanov et al. (1969); and to Orthothecida by Sepkoski (2002).

Synonymy list
YearName and author
1958Trapezotheca Syssoiev p. 187
1962Trapezotheca Fisher p. 127
1969Trapezotheca Rozanov et al. p. 145
2002Trapezotheca Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Eutriploblastica
Neotriploblastica
Eucoelomata
superphylumLophotrochozoa
RankNameAuthor
Lophophorata
phylumHyolitha
orderOrthothecida
familyOrthothecidae
genusTrapezotheca

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