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Palaeodiscus

Echinoidea - Lepidocentridae

Taxonomy
Palaeodiscus was named by Salter (1857) [Sepkoski's age data: S Ludl-l Sepkoski's reference number: 1066]. It is not extant.

It was assigned to Lepidocentridae by Kier (1966); and to Echinocystitoida by Sepkoski (2002).

Synonymy list
YearName and author
1857Palaeodiscus Salter
1966Palaeodiscus Kier p. U307
2002Palaeodiscus Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
RankNameAuthor
subphylumEleutherozoa
—Echinozoa()
classEchinoidea()
subclassPerischoechinoidea()
familyLepidocentridaeLovén 1874
genusPalaeodiscusSalter 1857

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. †Palaeodiscus Salter 1857
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calcitec
Ontogeny: accretion, addition of partsp
Environment: marinep
Locomotion: slow-movingo
Life habit: low-level epifaunalo
Diet: grazero
Vision: limitedc
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2009-10-08 14:05:00
Modified: 2009-12-13 03:47:17
Source: o = order, c = class, p = phylum
References: Aberhan 1992, Hendy et al. 2009, Kiessling 2004

Age range: Leintwardine or 421.30000 to 419.20000 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Leintwardine421.3 - 419.2United Kingdom P. ferox (95143)