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Arrectocrinus major

Crinoidea - Dendrocrinida - Catacrinidae

Taxonomy
Delocrinus major was named by Weller (1909). Its type specimen is Walker Mus 13364, a calyx, and it is a 3D body fossil. Its type locality is Cibolo Creek, east bluff 0.5 miles below Cibolo Ranch, breccia zone, which is in a Kungurian carbonate limestone in the Cibolo Formation of Texas.

It was recombined as Arrectocrinus major by Webster (2006).

Synonymy list
YearName and author
1909Delocrinus major Weller p. 627 figs. Pl 1, figs 6,7
2006Arrectocrinus major Webster

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumBlastozoa
classCrinoideaMiller 1821
subclassPentacrinoideaJaekel 1918
RankNameAuthor
infraclassInadunata(Wachsmuth and Springer 1897)
—Cladida(Moore and Laudon 1943)
—Eucladida
superorderCyathoformes
orderDendrocrinida
superfamilyErisocrinoidea(Wachsmuth and Springer 1886)
familyCatacrinidaeKnapp 1969
genusArrectocrinusKnapp 1969
speciesmajor()

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.

†Arrectocrinus major Weller 1909
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Diagnosis
No diagnoses are available