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Hadrotreta

Lingulata - Acrotretida - Acrotretidae

Taxonomy
Hadrotreta was named by Rowell (1966) [Sepkoski's age data: Cm Boto Cm uMid Sepkoski's reference number: 18,932].

It was assigned to Acrotretinae by Brock and Cooper (1993); to Acrotretidae by Williams et al. (2000); and to Acrotretida by Bengtson (1992) and Sepkoski (2002).

Synonymy list
YearName and author
1966Hadrotreta Rowell
1992Hadrotreta Bengtson p. 1030
1993Hadrotreta Brock and Cooper p. 780
2000Hadrotreta Williams et al. p. 112
2002Hadrotreta Sepkoski, Jr.

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RankNameAuthor
kingdomAnimalia()
Triploblastica
Eutriploblastica
Neotriploblastica
Eucoelomata
superphylumLophotrochozoa
Lophophorata
RankNameAuthor
phylumBrachiopodaCuvier 1805
subphylumLinguliformeaWilliams et al. 1996
classLingulataGorjansky and Popov 1985
orderAcrotretidaKuhn 1949
superfamilyAcrotretoidea
familyAcrotretidaeSchuchert 1893
genusHadrotretaRowell 1966

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