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Deltacystinae

Rhombifera - Pleurocystitidae

Taxonomy
Deltacystinae was named by Sumrall and Sprinkle (1995). Its type is Deltacystis.

It was assigned to Pleurocystitidae by Sumrall and Sprinkle (1995).

Subtaxa
Deltacystis (type genus), Plethoschisma

Synonymy list
YearName and author
1995Deltacystinae Sumrall and Sprinkle p. 777

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
RankNameAuthor
subphylumBlastozoa
orderRhombiferaZittel 1879
superfamilyGlyptocystitoida(Bather 1899)
familyPleurocystitidaeNeumayr 1889
subfamilyDeltacystinae
subfamilyDeltacystinae

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.

Subfm. †Deltacystinae Sumrall and Sprinkle 1995
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G. †Deltacystis Sprinkle 1974
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†Deltacystis symmetricus Sprinkle 1974
G. †Plethoschisma Sprinkle 1974
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†Plethoschisma grandis Sprinkle 1974
Diagnosis
ReferenceDiagnosis
C. D. Sumrall and J. Sprinkle 1995Pleurocystitids with small periproct on right side of ventral surface, three basals on dorsal surface, right margin of dorsal surface formed from B2, ILl, and L2, peristome on dorsal surface.