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Deltacystis symmetricus

Rhombifera - Pleurocystitidae

Taxonomy
Deltacystis symmetricus was named by Sprinkle (1974) [= ?"Elongate flanged columnal," Sprinkle 1971, p. D91, fig. 1, 24,25.]. Its type specimen is MCZ 761 and is a 3D body fossil. Its type locality is IK-3. Ikes Canyon sponge beds, Toquima Range, which is in a Rangerian carbonate limestone in the Antelope Valley Formation of Nevada. It is the type species of Deltacystis.

Synonymy list
YearName and author
1974Deltacystis symmetricus Sprinkle pp. 1194 - 1199 figs. Pl. 2, figs. 4-10; P1. 3, figs. 1-7; Text-figs. 7

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

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.

Deltacystis symmetricus Sprinkle 1974
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Diagnosis
No diagnoses are available
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: Rangerian or 471.30000 to 470.30000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Rangerian471.3 - 470.3USA (Nevada) Deltacystis symmetricus (104286 type locality: 119435)