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Echinodiscus

Echinoidea - Clypeasteroida - Astriclypeidae

Taxonomy
Echinodiscus was named by Leske (1778) [Sepkoski's age data: T Ol-l R Sepkoski's reference number: 1066]. It is extant.

It was assigned to Scutellidae by Nagao (1928); to Astriclypeidae by Durham (1955), Durham (1966), Lindley (2001); and to Clypeasteroida by Sepkoski (2002).

Synonymy list
YearName and author
1778Echinodiscus Leske p. 195
1928Echinodiscus Nagao p. 17
1955Echinodiscus Durham p. 175 figs. Figs. 4, a; 5, e and f; 8, b; 32, a
1966Echinodiscus Durham p. U489
2001Echinodiscus Lindley p. 127
2002Echinodiscus Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
—Echinozoa()
classEchinoidea()
subclassEuechinoideaBronn 1860
RankNameAuthor
superorderAcroechinoidea()
—Carinacea
—Irregularia()
—Microstomata
—Neognathostomata
orderClypeasteroida
suborderScutellina()
infraorderScutelliformes
familyAstriclypeidae()
genusEchinodiscus

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. Echinodiscus Leske 1778
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†Echinodiscus formosus Wang 1984
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: semi-infaunalo
Diet: detritivoreo
Vision: limitedc
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2004-02-28 18:19:59
Modified: 2009-10-08 15:05:22
Source: o = order, c = class, p = phylum
References: Kiessling 2004, Aberhan et al. 2004, Aberhan 1992

Age range: base of the Late/Upper Paleocene to the top of the Middle Miocene or 59.24000 to 11.63000 Ma

Collections (9 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Paleocene - Early/Lower Eocene59.24 - 48.07Taiwan (N/A) E. tiliensis, E. yeliuensis, E. formosus (208822)
Early/Lower Oligocene33.9 - 27.3Japan E. ashiyaensis (70764)
Oligocene - Miocene33.9 - 5.333Japan (Fukuoka) E. chikuzenensis (203236)
Late/Upper Oligocene27.3 - 23.04Japan (Yamaguchi) E. chikuzenensis (51450 51455 51456 51457)
Early/Lower Miocene23.04 - 15.98Japan E. chikuzensis (203235)
Middle Miocene15.98 - 11.63Papua New Guinea (Morobe) E. bisperforatus (204725)