PBDB Taxon

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Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Pentasteria (Pentasteria)

Asteroidea - Paxillosida - Astropectinidae

Taxonomy

Pentasteria (Pentasteria) was named by Hess (1960). It is not extant.

It was assigned to Pentasteria by Hess (1960), Spencer and Wright (1966), Hess (1972), Gale (2011), Gale (2011) and Gale (2020).

Subtaxa

Pentasteria (Pentasteria) blakei, Pentasteria (Pentasteria) kelleri, Pentasteria (Pentasteria) tenuimarginata, Pentasteria (Pentasteria) tithonica

Synonymy list

Year	Name and author
1960	Pentasteria (Pentasteria) Hess p. 331
1966	Pentasteria (Pentasteria) Spencer and Wright p. U46
1972	Pentasteria (Pentasteria) Hess p. 9
2011	Pentasteria (Pentasteria) Gale p. 57
2020	Pentasteria (Pentasteria) Gale p. 310

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Rank	Name	Author
kingdom	Animalia	()
—	Bilateria
—	Eubilateria	Ax 1987
—	Deuterostomia
—	Ambulacraria
phylum	Echinodermata
subphylum	Eleutherozoa
—	Asterozoa	()

Rank	Name	Author
class	Asteroidea
subclass	Ambuloasteroidea
infraclass	Neoasteroidea	()
superorder	Valvatacea
order	Paxillosida
family	Astropectinidae
genus	Pentasteria
subgenus	Pentasteria

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.

Subg. †Pentasteria (Pentasteria) Hess 1960

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†Pentasteria (Pentasteria) blakei Hess 1987

†Pentasteria (Pentasteria) kelleri Hess 1972

†Pentasteria (Pentasteria) tenuimarginata Meyer 1988

†Pentasteria (Pentasteria) tithonica Kutscher and Röper 1999

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

high Mg calcitef

Ontogeny:

accretion, addition of partsp

Grouping:

solitaryf

Environment:

marinef

Locomotion:

slow-movingf

Life habit:

semi-infaunalf

Diet:

carnivoref

Vision:

limitedc

Reproduction:

oviparousf

Dispersal:

waterf

Dispersal 2:

planktonicf

Created:

2007-10-02 03:56:56

Modified:

2009-10-10 10:31:00

Source: f = family, c = class, p = phylum

References: Aberhan 1992, Aberhan et al. 2004, Blake 1990

Age range: base of the Late/Upper Bajocian to the top of the Early/Lower Tithonian or 171.60000 to 145.00000 Ma

Collections (2 total)

Time interval	Ma	Country or state	Original ID and collection number
Late/Upper Bajocian	171.6 - 167.7	Switzerland	Pentasteria kelleri (32036)
Early/Lower Tithonian	150.8 - 145.0	Germany (Bayern)	Pentasteria tithonica (31994)