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Pygopistes

Echinoidea - Nucleolitidae

Taxonomy
Pygopistes was named by Pomel [Sepkoski's age data: K Ceno].

It was assigned to Nucleolitidae by Kier (1962), Kier (1966), Donovan (1993); to Cassiduloida by Sepkoski (2002); and to Pygaulidae by Parma and Casadío (2005).

Synonymy list
YearName and author
1962Pygopistes Kier p. 85
1966Pygopistes Kier p. U506
1993Pygopistes Donovan p. 99
2002Pygopistes Sepkoski
2005Pygopistes Parma and Casadío p. 1076

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RankNameAuthor
kingdomAnimalia()
Bilateria
EubilateriaAx 1987
Deuterostomia
Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
Echinozoa()
classEchinoidea()
RankNameAuthor
subclassEuechinoideaBronn 1860
superorderAcroechinoidea()
Carinacea
Irregularia()
Microstomata
Neognathostomata
familyNucleolitidae
genusPygopistesPomel

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. †Pygopistes Pomel
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Pygopistes coquandi Cotteau 1869
Pygopistes parrasae Parma and Casadío 2005
Pygopistes rudistarum Hawkins 1923
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: base of the Maastrichtian to the top of the Danian or 72.20000 to 61.66000 Ma

Collections (5 total)


Time interval Ma Country or state Original ID and collection number
Late/Upper Campanian - Maastrichtian83.6 - 66.0Jamaica P. rudistarum (73169)
Maastrichtian72.2 - 66.0Jamaica P. rudistarum (73168)
Danian66.0 - 61.66Argentina (Rio Negro) P. parrasae (5162)
Danian66.0 - 61.66Argentina (La Pampa) P. parrasae (5160 236596)