PBDB Taxon

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

Plegiocidaris

Echinoidea - Cidaroida

Taxonomy

Plegiocidaris was named by Pomel (1883) [Sepkoski's age data: J Hett-l K Haut Sepkoski's reference number: 577,801].

It was assigned to Cidarinae by Fell (1966); to Cidaroida by Sepkoski (2002); to Cidaridae by Ragaini (1994), Smith (2009), Hostettler and Menkveld-Gfeller (2015); and to Cidaridea by Smith (2015), Bischof et al. (2018).

Species

P. bradfordensis, P. coronata (syn. Cidarites moniliferus), P. coronatus, P. crucifera (syn. Cidaris coronostrictus, Cidaris cervicalis), P. platyspina (syn. Cidaris acrolineata), P. saemanni

Species lacking formal opinion data

P. friburgensis, P. jacobi, P. marginata, P. muricata, P. peroni

Synonyms

Abelleicidaris was named by Vadet (1991).

It was synonymized subjectively with Plegiocidaris by Smith (2015).

Synonymy list

Year	Name and author
1883	Plegiocidaris Pomel p. 109
1966	Plegiocidaris Fell p. U337
1991	Abelleicidaris Vadet
1994	Plegiocidaris Ragaini p. 289
2002	Plegiocidaris Sepkoski
2009	Plegiocidaris Smith
2015	Plegiocidaris Hostettler and Menkveld-Gfeller p. 216
2015	Plegiocidaris Smith p. 33
2018	Plegiocidaris Bischof et al. p. 20

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

Rank	Name	Author
—	Echinozoa	()
class	Echinoidea	()
subclass	Cidaroidea	(Claus 1880)
order	Cidaroida	()
superfamily	Cidaridea	Gray 1825
genus	Plegiocidaris	Pomel 1883

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. †Plegiocidaris Pomel 1883

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†Plegiocidaris bradfordensis Wright 1857

†Plegiocidaris coronata Schlotheim 1820

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Invalid names: Cidarites moniliferus Goldfuss 1826 [synonym]

†Plegiocidaris coronatus Schlotheim 1820

†Plegiocidaris crucifera Agassiz 1840

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Invalid names: Cidaris cervicalis Agassiz 1840 [synonym], Cidaris coronostrictus Quenstedt 1874 [synonym]

†Plegiocidaris platyspina Gauthier 1873

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Invalid names: Cidaris acrolineata Gauthier 1873 [synonym]

†Plegiocidaris saemanni Cotteau 1857

Invalid names: Abelleicidaris Vadet 1991 [synonym]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

high Mg calciteo

Ontogeny:

accretion, addition of partsp

Environment:

marineo

Locomotion:

slow-movingo

Life habit:

low-level epifaunalo

Diet:

grazero

Diet 2:

omnivoreo

Vision:

limitedc

Dispersal:

watero

Dispersal 2:

planktonico

Created:

2004-02-28 12:08:25

Modified:

2009-12-13 03:42:21

Source: o = order, c = class, p = phylum

References: Kiessling 2004, Aberhan 1992

Age range: base of the Triassic to the top of the Middle Miocene or 251.90200 to 11.63000 Ma

Collections (63 total)

Time interval	Ma	Country or state	Original ID and collection number
Triassic	251.902 - 201.4	Hungary (Bakony)	P. sp. (56068)
Parkinsoni	170.9 - 168.2	United Kingdom (Dorset)	P. sp. (196216)
Parkinsoni	170.9 - 168.2	United Kingdom	P. saemanni (196214 196215)
Bathonian	168.2 - 165.3	Romania (Central Dobrogea)	P. cervicalis (38190)
Late/Upper Bathonian	168.2 - 165.3	United Kingdom (Gloucestershire)	P. bradfordensis (196210 196212 196213)
Late/Upper Bathonian	168.2 - 165.3	United Kingdom (Oxfordshire)	P. bradfordensis (196208)
Late/Upper Bathonian	168.2 - 165.3	United Kingdom (Wiltshire)	Cidaris bradfordensis (196209)
Late/Upper Bathonian	168.2 - 165.3	United Kingdom	P. bradfordensis (196211)
Callovian	165.3 - 161.5	Germany (Brandenburg)	P. sp., P. coronata (32016)
Callovian	165.3 - 161.5	Saudi Arabia	P. sp. (45538 45539 45547 48563 48582)
Callovian	165.3 - 161.5	Yemen (Wadi Hajar)	P. sp. (2599)
Early/Lower Callovian	165.3 - 161.5	Madagascar	P. jacobi (98185)
Callovian - Oxfordian	165.3 - 154.8	Ukraine	P. sp. (67868)
Middle Oxfordian	161.5 - 154.8	Switzerland (Jura)	P. crucifera (196431 196432 196433 196434)
Middle Oxfordian	161.5 - 154.8	Switzerland	P. coronata (196408 196418) P. crucifera (196443)
Middle Oxfordian	161.5 - 154.8	Spain	P. sp. (68308)
Middle Oxfordian	161.5 - 154.8	France	Cidaris cervicalis (62708) Cidaris coronata (12981) P. crucifera (163585)
Middle Oxfordian	161.5 - 154.8	Switzerland (Solothurn)	P. crucifera (196425 196426)
Middle Oxfordian	161.5 - 154.8	France (Lorraine)	P. crucifera (21273)
Middle Oxfordian	161.5 - 154.8	Switzerland (Basel Landschaft)	P. crucifera (196463)
Middle Oxfordian	161.5 - 154.8	Switzerland (Basellandschaft)	P. crucifera (196422 196423 196437)
Middle Oxfordian - Late/Upper Oxfordian	161.5 - 154.8	Switzerland	P. coronata (196421)
Oxfordian	161.5 - 154.8	Argentina (Mendoza)	P. sp. (98351)
Oxfordian	161.5 - 154.8	Spain	P. sp., P. coronata (67866)
Late/Upper Oxfordian	157.9 - 154.8	Poland	Cidaris coronata (113006)
Late/Upper Oxfordian	157.9 - 154.8	Switzerland	P. cervicalis (58317)
Late/Upper Oxfordian	157.9 - 154.8	France	Cidaris cervicalis (62728)
Kimmeridgian	154.8 - 149.2	Portugal	P. marginata (68212)
Kimmeridgian	154.8 - 149.2	Poland (Malogoszcz)	P. crucifera (157213)
Late/Upper Kimmeridgian	152.21 - 149.2	Germany (Baden-Württemberg)	P. crucifera (154138 216697 241574)
Early/Lower Tithonian	149.2 - 145.06	Germany (Baden-Württemberg)	P. coronata (34398)
Early/Lower Tithonian	149.2 - 145.06	France (Provence-Alpes-Côte d'Azur)	P. marginata (35262)
Early/Lower Tithonian	149.2 - 145.06	Germany (Baden-Wurttemberg)	Cidaris coronata (23887) P. coronata (23902)
Valanginian	137.05 - 132.6	Portugal	P. muricata (64952)
Valanginian	137.05 - 132.6	Saudi Arabia	P. sp. (195494 195495)
Hauterivian	132.6 - 125.77	Hungary	P. friburgensis (66035)
Hauterivian	132.6 - 125.77	Portugal	P. muricata (65747 65749 65854 65856 65857)
Middle Miocene	15.98 - 11.63	Italy	P. peroni (96240)