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Hesperocystis deckeri

Rhombifera - Glyptocystitidae

Taxonomy
Hesperocystis deckeri was named by Sinclair (1945). It is the type species of Hesperocystis.

Synonymy list
YearName and author
1945Hesperocystis deckeri Sinclair pp. 709-712 figs. pl. 1, fig. 9, 10, text-fig. 1
1968Hesperocystis deckeri Kesling p. S177 figs. 80-81
1982Hesperocystis deckeri Sprinkle pp. 255 - 260 figs. Plate 30; Figure 63

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
RankNameAuthor
subphylumBlastozoa
orderRhombiferaZittel 1879
superfamilyGlyptocystitoida(Bather 1899)
familyGlyptocystitidaeBather 1899
genusHesperocystisSinclair 1945
speciesdeckeri

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.

†Hesperocystis deckeri Sinclair 1945
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Diagnosis
ReferenceDiagnosis
J. Sprinkle 1982Theca medium to very large; 8 to 13 flooring plate sets and 19 to 32 brachioles per ambulacrum; usually 7 to 12 rhombs and 8 to 15 demirhombs, dichopore spacing averaging 0.36 mm; slight granular ornament and tiny ridges near raised plate centers.
Measurements
No measurements are available
Composition: high Mg calcitep
Ontogeny: accretion, addition of partsp
Environment: marinep
Locomotion: stationaryo
Attached: yeso
Life habit: intermediate-level epifaunalo
Diet: suspension feedero
Vision: blindo
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2004-02-29 11:36:13
Modified: 2010-02-15 06:45:28
Source: o = order, p = phylum
References: Aberhan 1992, Aberhan et al. 2004

Age range: Turinian or 457.30000 to 453.80000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Turinian457.3 - 453.8USA (Oklahoma) Hesperocystis deckeri (186181)
Blackriveran457.3 - 449.6USA (Oklahoma) Hesperocystis deckeri (23990)