Basic info Taxonomic history Classification Included Taxa
Morphology Ecology and taphonomy External Literature Search Age range and collections

Lepyriactis

Asteroidea - Euaxosida

Taxonomy
Lepyriactis was named by Spencer (1927) [Sepkoski's age data: S Wenl Sepkoski's reference number: 2]. It is not extant. Its type is Lepyriactis nudus. It is the type genus of Lepyriactinidae.

It was assigned to Taeniactininae by Spencer (1927); to Helianthasterinae by Owen (1965); to Lepyriactinidae by Spencer and Wright (1966); to Hemizonida by Sepkoski (2002); and to Euaxosida by Blake (2018).

Species
L. nudus (type species)

Synonymy list
YearName and author
1927Lepyriactis Spencer
1965Lepyriactis Owen p. 561
1966Lepyriactis Spencer and Wright p. U65
2002Lepyriactis Sepkoski
2018Lepyriactis Blake p. 56

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
phylumEchinodermata
RankNameAuthor
subphylumEleutherozoa
Asterozoa()
classAsteroidea
orderEuaxosida
genusLepyriactis

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. †Lepyriactis Spencer 1927
show all | hide all
Lepyriactis nudus Spencer 1927
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calcitec
Ontogeny: accretion, addition of partsp
Environment: marinep
Locomotion: slow-movingc
Life habit: low-level epifaunalc
Diet: carnivorec
Vision: limitedc
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2004-02-28 15:35:10
Modified: 2010-02-09 06:02:08
Source: c = class, p = phylum
References: Aberhan et al. 2004, Aberhan 1992

Age range: Telychian or 438.50000 to 433.40000 Ma

Collections (2 total)


Time interval Ma Country or state Original ID and collection number
Telychian438.5 - 433.4United Kingdom L. nudus (99373 224104)