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Placometra

Crinoidea - Comatulida - Pterocomidae

Taxonomy
Placometra was named by Jagt (1999) [Sepkoski's age data: K Turo T Dani]. It is not extant. Its type is Placometra mortenseni.

It was assigned to Comatulida by Rasmussen (1961) and Sepkoski (2002); and to Pterocomidae by Hess and Messing (2011).

Species
Species lacking formal opinion data

Synonymy list
YearName and author
1961Placometra Rasmussen p. 352
1999Placometra Jagt p. 91
2002Placometra Sepkoski
2011Placometra Hess and Messing p. 118

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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
infraorderArticulata(Miller 1821)
orderComatulidaClark 1908
suborderComatulidinaClark 1908
superfamilyTropiometroidea(Clark 1908)
familyPterocomidaeRasmussen 1978
genusPlacometra

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.

G. †Placometra Jagt 1999
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Placometra laticirra Carpenter 1880
Placometra mortenseni Gislen 1924
Placometra scutata Gislen 1925
Diagnosis
No diagnoses are available