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Exocycloida (disused)

Echinoidea - Exocycloida

Taxonomy
Exocycloida was named by Jackson. It is extant.

It was assigned to Echinoidea by Kew (1920), Grant and Hertlein (1938).

Synonymy list
YearName and author
1920Exocycloida Kew p. 58
1938Exocycloida Grant and Hertlein p. 41

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
RankNameAuthor
subphylumEleutherozoa
—Echinozoa()
classEchinoidea()
orderExocycloidaJackson
orderExocycloidaJackson

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.

Or. Exocycloida Jackson
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Invalid names: Clypeastrina [empty], Spatangina Jackson [empty]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calcitec
Ontogeny: accretion, addition of partsp
Environment: marinep
Locomotion: actively mobilec
Life habit: epifaunalc
Diet: grazerc
Diet 2: deposit feederc
Vision: limitedc
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2004-02-28 12:05:24
Modified: 2010-02-12 04:00:29
Source: c = class, p = phylum
References: Kiessling 2004, Aberhan 1992
Collections
No collection or age range data are available