Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Calyptactis perarmatus

Ophiuroidea

Taxonomy
Protaster perarmatus was named by Whidborne (1896). Its type specimen is Lectotype SM A5519 and is not a trace fossil.

It was recombined as Eugaster perarmatus by Whidborne (1898); it was recombined as Calyptactis perarmatus by Spencer (1930) and Owen (1965).

Synonymy list
YearName and author
1896Protaster perarmatus Whidborne p. 377
1898Eugaster perarmatus Whidborne pp. 209-210 figs. pl. 27 figs. 4, 4 only
1930Calyptactis perarmatus Spencer pp. 399-400 figs. text-figs. 253, pl. 25 figs. 5, 6, 8
1965Calyptactis perarmatus Owen p. 562

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
RankNameAuthor
subphylumEleutherozoa
—Asterozoa()
classOphiuroidea
genusCalyptactis
speciesperarmatus()

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.

†Calyptactis perarmatus Whidborne 1896
show all | hide all
Diagnosis
No diagnoses are available