PBDB Taxon

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

Parametopaster

Asteroidea - Valvatida - Goniasteridae

Taxonomy

Parametopaster was named by Breton (1992). It is not extant. Its type is Parametopaster fournieri.

It was assigned to Goniasteridae by Breton (1992) and Breton and Néraudeau (2008).

Species

P. albocervus, P. altus, P. fournieri (type species), P. stainforthi, P. undulatus, P. villieri

Synonymy list

Year	Name and author
1992	Parametopaster Breton
2008	Parametopaster Breton and Néraudeau p. 331

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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	Valvatida
family	Goniasteridae
genus	Parametopaster

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. †Parametopaster Breton 1992

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†Parametopaster albocervus Gale 1987

†Parametopaster altus Schulz and Weitschat 1975

†Parametopaster fournieri Breton 1992

†Parametopaster stainforthi Wright and Wright 1940

†Parametopaster undulatus Spencer 1913

†Parametopaster villieri Breton and Néraudeau 2008

Diagnosis

Reference	Diagnosis
G. Breton 1992	Enlarged distal superomarginal of large size, corresponding with seevral inferomarginals. Raised central area absent of strongly reduced. Dense granule-pits of irregular size almost cover the external face. Pedicellariae-pits ellongated.

Measurements

No measurements are available

Composition:

high Mg calcitef

Ontogeny:

accretion, addition of partsp

Environment:

marinef

Locomotion:

actively mobilef

Life habit:

epifaunalf

Diet:

detritivoref

Vision:

limitedc

Dispersal:

waterf

Dispersal 2:

planktonicf

Created:

2007-10-02 04:01:50

Modified:

2007-10-02 06:05:14

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

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

Age range: base of the Late/Upper Coniacian to the top of the Late/Upper Maastrichtian or 89.30000 to 66.00000 Ma

Collections (6 total)

Time interval	Ma	Country or state	Original ID and collection number
Coniacian	89.8 - 86.3	Spain	P. fournieri (92949)
Coniacian	89.8 - 86.3	France	Metopaster undulatus (72287)
Late/Upper Coniacian	89.3 - 85.8	Spain	P. fournieri (92947 92948)
Early/Lower Maastrichtian	70.6 - 66.0	Germany (Mecklenburg-Vorpommern)	Metopaster undulatus (32022)
Late/Upper Maastrichtian	70.6 - 66.0	Belgium (Liege)	P. sp. (32174)