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Pericosmus crawfordi

Echinoidea - Spatangoida - Paleopneustidae

Taxonomy
Meoma crawfordi was named by Hutton (1873). Its type specimen is EC.686, a test, and it is a 3D body fossil.

It was recombined as Pericosmus crawfordi by Henderson (1975).

Sister species lacking formal opinion data
P. magnificus, P. spatangoides

Synonyms
Synonymy list
YearName and author
1873Meoma crawfordi Hutton p. 42
1873Meoma brevipatalata Hutton p. 192
1877Megalaster compressus Duncan p. 61 figs. fig. 1
1882Pericosmus compressus McCoy p. 21
1890Pericosmus mccoyi Gregory p. 485
1946Linthia compressus Clark p. 366
1975Pericosmus crawfordi Henderson p. 54

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
—Echinozoa()
classEchinoidea()
subclassEuechinoideaBronn 1860
RankNameAuthor
superorderAcroechinoidea()
—Carinacea
—Irregularia()
—Atelostomata
orderSpatangoida
suborderPaleopneustina
superfamilyPaleopneustidea
familyPaleopneustidae
genusPericosmusAgassiz 1847
speciescrawfordi(Hutton 1873)

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.

†Pericosmus crawfordi Hutton 1873
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Invalid names: Linthia compressus Duncan 1877 [synonym], Meoma brevipatalata Hutton 1873 [synonym], Pericosmus mccoyi Gregory 1890 [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: shallow infaunalo
Diet: deposit feedero
Diet 2: detritivoreo
Vision: limitedc
Dispersal: watero
Dispersal 2: planktonico
Created: 2004-02-28 12:18:10
Modified: 2009-10-08 16:32:56
Source: o = order, c = class, p = phylum
References: Kiessling 2004, Aberhan 1992

Age range: base of the Whaingaroan to the top of the Langhian or 34.60000 to 13.82000 Ma

Collections (10 total)


Time interval Ma Country or state Original ID and collection number
Whaingaroan34.6 - 27.3New Zealand Pericosmus crawfordi (155813 155815)
Chattian27.3 - 23.04Australia (Victoria) Pericosmus compressus (176279)
Early/Lower Miocene23.04 - 15.98New Zealand (Dannevirke) Pericosmus crawfordi (35651)
Otaian21.7 - 18.7New Zealand Pericosmus crawfordi (204195)
Altonian18.7 - 15.9New Zealand Pericosmus crawfordi (155838 155839)
Langhian15.98 - 13.82Australia (South Australia) Pericosmus compressus (88322)
Lillburnian15.1 - 13.05New Zealand Pericosmus crawfordi (155792 155793)