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Periarchus

Echinoidea - Clypeasteroida - Protoscutellidae

Synonymy list
YearName and author
1866Periarchus Conrad p. 21
1915Periarchus Clark and Twitchell p. 130
1942Periarchus Cooke p. 13
1955Periarchus Durham pp. 153 - 155 figs. Figs. 3, e; 14, d; 18, d
1966Periarchus Durham p. U477
1968Periarchus Kier p. 38
1997Periarchus Kier p. 8
2002Periarchus Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
—Echinozoa()
classEchinoidea()
subclassEuechinoideaBronn 1860
RankNameAuthor
superorderAcroechinoidea()
—Carinacea
—Irregularia()
—Microstomata
—Neognathostomata
orderClypeasteroida
suborderScutellina()
infraorderScutelliformes
familyProtoscutellidae
genusPeriarchus

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. †Periarchus Conrad 1866
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†Periarchus altus Conrad 1865
†Periarchus kewi Cooke 1942
†Periarchus lyelli Conrad 1834
†Periarchus pileussinensis Ravenel 1844
†Periarchus protuberans Clark and Twitchell 1915
†Periarchus rutriformis Paulson 1958
Diagnosis
No diagnoses are available
Measurements
No measurements are available
Composition: high Mg calcitec
Ontogeny: accretion, addition of partsp
Environment: marinep
Locomotion: slow-movingo
Life habit: semi-infaunalo
Diet: detritivoreo
Vision: limitedc
Dispersal: waterp
Dispersal 2: planktonicp
Created: 2004-02-28 18:19:59
Modified: 2009-10-08 15:05:22
Source: o = order, c = class, p = phylum
References: Kiessling 2004, Aberhan et al. 2004, Aberhan 1992

Age range: base of the Lutetian to the top of the Late/Upper Eocene or 48.07000 to 33.90000 Ma

Collections (80 total)


Time interval Ma Country or state Original ID and collection number
Eocene56.0 - 33.9USA (Mississippi) P. protuberans (192002)
Eocene56.0 - 33.9USA (Georgia) Mortonella quinquefaria (203440 203441)
Lutetian48.07 - 41.03USA (Alabama) P. lyelli (81242 81253 81254)
Lutetian48.07 - 41.03USA (Georgia) P. lyelli (81261 81262) P. sp. (203603)
Middle Eocene48.07 - 37.71USA (North Carolina) P. lyelli (41823 41922 41923 41938 41941)
Bartonian41.03 - 37.71USA (South Carolina) P. lyelli (5464 5473 5476)
Bartonian41.03 - 37.71USA (Mississippi) P. lyelli (3531 3532)
Bartonian41.03 - 37.71USA (Georgia) P. floridanus, P. lyelli (3525) P. lyelli (3526 3528)
Bartonian41.03 - 37.71USA (Alabama) P. lyelli (3503 3504 3505 3506 3508 3509 3510 3511 3512 3514 3515 3516 3517 3518 3519 3520 81282 89614 94040 98272 101112) P. sp. (133042)
Bartonian41.03 - 37.71USA (North Carolina) P. lyelli (5366 5367 5375 5376 5377 5378 5379 5381 5383 5384 5386 5387 5388 5436 5459 5461 41984) P. sp. (60452)
Late/Upper Eocene37.71 - 33.9USA (Alabama) P. lyelli (49880)
Priabonian37.71 - 33.9USA (Alabama) P. pileussinensis (3540 3542 3543 3545 3546 3554) P. protuberans, P. pileussinensis (3541)
Priabonian37.71 - 33.9USA (South Carolina) P. lyelli (5362 5363)
Priabonian37.71 - 33.9USA (Mississippi) P. lyelli (99676)
Priabonian37.71 - 33.9USA (Florida) P. floridans (3535) P. floridanus (3536) P. floridianus (61109) P. lyelli (41453 41475)
Priabonian37.71 - 33.9USA (Georgia) Mortonella quinquefaria (140087) P. kewi (204627)