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Oligopygus

Echinoidea - Clypeasteroida - Oligopygidae

Taxonomy
Oligopygus is a genus. It is not extant. It is the type genus of Oligopyginae.

It was assigned to Nucleolitidae by Clark and Twitchell (1915); to Echinoneidae by Cooke (1942); to Oligopygidae by Wagner and Durham (1966); and to Oligopygoida by Sepkoski (2002).

Species
O. alvarezi, O. floridanus, O. haldermani, O. herrari, O. nancei, O. ovumserpentis, O. rotundus, O. sanjosephi, O. wetherbyi
Species lacking formal opinion data
O. phelani, O. wetherby
Entered
by J. Sepkoski on 2003-01-23

Synonymy list
YearName and author
1915Oligopygus Clark and Twitchell p. 166
1942Oligopygus Cooke p. 7
1966Oligopygus Wagner and Durham p. U448
2002Oligopygus Sepkoski

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RankNameAuthor
kingdomAnimalia()
—Bilateria
—EubilateriaAx 1987
—Deuterostomia
—Ambulacraria
phylumEchinodermata
subphylumEleutherozoa
—Echinozoa()
classEchinoidea()
RankNameAuthor
subclassEuechinoideaBronn 1860
superorderAcroechinoidea()
—Carinacea
—Irregularia()
—Microstomata
—Neognathostomata
orderClypeasteroida
familyOligopygidae()
genusOligopygus

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.

show all | hide all
†Oligopygus alvarezi Lambert and Sanchez Roig 1924
†Oligopygus floridanus Clark and Twitchell 1915
†Oligopygus haldermani Conrad 1850
†Oligopygus herrari Sanchez-Roig 1953
†Oligopygus nancei Cooke 1941
†Oligopygus rotundus Cooke 1942
†Oligopygus sanjosephi Sanchez-Roig 1953
†Oligopygus wetherbyi de Lortiol 1887
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: Aberhan et al. 2004, Aberhan 1992, Kiessling 2004

Age range: base of the Lutetian to the top of the Middle Miocene or 48.07000 to 11.63000 Ma

Collections (30 total)


Time interval Ma Country or state Original ID and collection number
Eocene56.0 - 33.9Cuba O. ovumserpentis (91165) O. ovumserpentis, O. alvarezi (91176)
Eocene56.0 - 33.9Peru O. sp., O. ovumserpentis (203222)
Lutetian48.07 - 41.03USA (Georgia) O. rotundus (81261 81262)
Lutetian48.07 - 41.03USA (Alabama) O. rotundus (81242)
Bartonian41.03 - 37.71USA (Alabama) O. haldemani (3510)
Bartonian41.03 - 37.71USA (Florida) O. phelani (49882)
Late/Upper Eocene37.71 - 33.9Colombia O. sp. (103934)
Late/Upper Eocene37.71 - 33.9Venezuela (Anzoátegui) O. nancei (90060)
Late/Upper Eocene37.71 - 33.9Cuba O. herrari (155871) O. sanjosephi (155872)
Late/Upper Eocene37.71 - 33.9USA (Florida) O. haldemani (61114) O. haldermani (92784 203472) O. wetherbyi, O. haldemani (34992)
Late/Upper Eocene37.71 - 33.9USA (Georgia) O. haldemani (57927)
Priabonian37.71 - 33.9USA (Florida) O. haldemani (3569 34994 61109) O. wetherby (3571 3573) O. wetherbyi (3575 3576) O. wetherbyi, O. haldemani (3570)
Priabonian37.71 - 33.9USA (Alabama) O. rotundus (204622)
Early/Lower Oligocene33.9 - 27.3USA (Florida) O. floridanus (203473) O. wetherbyi (203471)
Oligocene33.9 - 23.04Cuba O. wetherbyi, O. haldermani (91156)
Early/Lower Miocene - Middle Miocene23.04 - 11.63Cuba O. alvarezi (91133)