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Laganina

Echinoidea - Clypeasteroida

Taxonomy
Laganina was named by Mortensen (1948). It is extant.

It was assigned to Clypeasteroida by Durham (1955), Durham (1966), Kier (1968), Donovan (1993).

Synonymy list
YearName and author
1948Laganina Mortensen p. 156
1955Laganina Durham p. 131
1966Laganina Durham p. U468
1968Laganina Kier p. 4
1993Laganina Donovan p. 388

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

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.

Subor. Laganina Mortensen 1948
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Fm. Neolaganidae Durham 1954
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G. †Cubanaster Sánchez Roig 1952
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†Cubanaster acunai Lambert 1926
†Cubanaster torrei Lambert 1926
G. †Durhamella Kier 1968
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†Durhamella floridanum Clark and Twitchell 1915
†Durhamella ocalana Cooke 1942
G. †Neolaganum Durham 1954
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†Neolaganum archerensis Clark and Twitchell 1915
G. †Neorumphia Durham 1954
G. †Sanchezella Durham 1954
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†Sanchezella sanchezi Lambert 1926
G. †Weisbordella Durham 1954
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†Weisbordella dalli Clark and Twitchell 1915
G. †Wythella Durham 1954
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†Wythella eldridgei Clark and Twitchell 1915
G. †Pentedium
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†Pentedium curator Kier 1967
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 1992, Aberhan et al. 2004

Age range

Maximum range based only on fossils: base of the Lutetian to the top of the Early/Lower Miocene or 48.07000 to 15.98000 Ma
Minimum age of oldest fossil (stem group age): 41.03 Ma

Collections (25 total)


Time interval Ma Country or state Original ID and collection number
Lutetian48.07 - 41.03USA (Georgia) Durhamella floridana, Durhamella ocalana, Pentedium curator (203603)
Bartonian41.03 - 37.71USA (Alabama) Wythella sp. (3517)
Bartonian41.03 - 37.71USA (Florida) Durhamella oculanum, Neolaganum durhami (49882) Neolaganum dalli (34995)
Bartonian - Priabonian41.03 - 33.9USA (Florida) Laganum ocalanum (99208)
Late/Upper Eocene37.71 - 33.9Panama Peronella dalli (42698) Weisbordella cubae, Cubanaster acunai, Weisbordella dalli (42488)
Late/Upper Eocene37.71 - 33.9Jamaica Durhamella floridana (8122)
Late/Upper Eocene37.71 - 33.9USA (Florida) Durhamella sp., Neolaganum sp., Weisbordella sp., Wythella sp. (34992) Laganum floridanum, Laganum ocalanum (61114)
Priabonian37.71 - 33.9USA (Florida) Laganum ocalanum (204635) Laganum ocalanum, Peronella dalli (61109) Neolaganum durhami, Laganum ocalanum (3535) Weisbordella cubae (3570 3575) Weisbordella cubae, Weisbordella johnsoni (3569) Wythella eldridgei (3568)
Priabonian37.71 - 33.9USA (Alabama) Weisbordella johnsoni (3555 3556) Weisbordella johnsoni, Laganum floridanum (3548)
Early/Lower Oligocene33.9 - 27.3USA (Alabama) Laganum floridanum (203470)
Early/Lower Oligocene33.9 - 27.3USA (Florida) Laganum archerensis, Laganum dalli (203469)
Rupelian33.9 - 27.3USA (Florida) Laganum eldridgei (203468)
Oligocene33.9 - 23.04Cuba Jacksonaster acunai, Jacksonaster sanchezi, Jacksonaster torrei (91156)
Early/Lower Miocene23.04 - 15.98USA (Florida) Laganum floridanum (42440)