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Austrocidaris seymourensis

Echinoidea - Cidaroida - Cidaridae

Taxonomy
Austrocidaris seymourensis was named by Radwanska (1996) [Five, almost complete tests with few broken primary and several secondary (scrobicular) spines adhered; Aristotle's lanterns partly preserved in position; all tests are more or less compressed; two of them have the surface strongly abraded.]. It is extant. Its type specimen is ZPAL E. VII/I, a test.

Synonymy list
YearName and author
1996Austrocidaris seymourensis Radwanska

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
Echinozoa()
RankNameAuthor
classEchinoidea()
subclassCidaroidea(Claus 1880)
orderCidaroida()
superfamilyCidarideaGray 1825
familyCidaridae
subfamilyGoniocidarinae()
genusAustrocidarisClark 1907
speciesseymourensis

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.

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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calciteo
Ontogeny: accretion, addition of partsp
Environment: marineo
Locomotion: slow-movingo
Life habit: low-level epifaunalo
Diet: grazero
Diet 2: omnivoreo
Vision: limitedc
Dispersal: watero
Dispersal 2: planktonico
Created: 2004-02-28 12:08:25
Modified: 2009-12-13 03:42:21
Source: o = order, c = class, p = phylum
References: Kiessling 2004, Aberhan 1992

Age range: Ypresian or 56.00000 to 47.80000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Ypresian56.0 - 47.8Antarctica Austrocidaris seymourensis (75457)