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Psammechinus exoletus

Echinoidea - Camarodonta - Echinidae

Taxonomy
Psammechinus exoletus was named by McCrady (1857).

Sister species lacking formal opinion data
P. lahillei, P. rugosus, P. subrogosus, P. tournoueri

Synonymy list
YearName and author
1857Psammechinus exoletus McCrady
1915Psammechinus exoletus Clark and Twitchell p. 182
1941Psammechinus exoletus Cooke p. 16

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
—Echinozoa()
RankNameAuthor
classEchinoidea()
subclassEuechinoideaBronn 1860
—Echinacea()
orderCamarodonta
infraorderEchinidea
familyEchinidae
genusPsammechinus
speciesexoletusMcCrady 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.

†Psammechinus exoletus McCrady 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: 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

Age range: Pliocene or 5.33300 to 2.58800 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Pliocene5.333 - 2.588USA (South Carolina) Psammechinus exoletus (203666)