PBDB Taxon

Basic info	Taxonomic history	Classification	Included Taxa
Morphology	Ecology and taphonomy	External Literature Search	Age range and collections

Coccolithales

Coccolithophyceae - Coccolithales

Taxonomy

Coccolithales was named by Schwarz (1932).

It was assigned to Coccolithophyceae by Schwarz (1932).

Subtaxa

Coccolithaceae, Hymenomonadaceae, Pleurochrysidaceae

Synonymy list

Year	Name and author
1932	Coccolithales Schwarz

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Rank	Name	Author
—	Life
—	Eukaryota	()
—	Chromalveolata
phylum	Haptophyta	Hibberd ex Cavalier-Smith 1986

Rank	Name	Author
class	Coccolithophyceae
order	Coccolithales
order	Coccolithales

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.

Or. †Coccolithales Schwarz 1932

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Fm. Coccolithaceae Poche 1913

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G. †Bicolumnus Wei and Wise 1990

G. †Birkelundia Perch-Nielsen 1971

G. †Bramletteius Gartner 1969

G. †Campylosphaera Kamptner 1963

G. †Chiasmolithus Hay et al. 1966

†Chiasmolithus bidens Bramlette and Sullivan 1961

†Chiasmolithus consuetus Bramlette and Sullivan 1961

†Chiasmolithus danicus Hay and Mohler 1967

†Chiasmolithus eograndis Perch-Nielsen 1971

†Chiasmolithus expansus Bramlette and Sullivan 1961

†Chiasmolithus grandis Bramlette and Riedel 1954

†Chiasmolithus modestus Perch-Nielsen 1971

†Chiasmolithus oamaruensis Deflandre 1954

†Chiasmolithus solitus Bramlette and Sullivan 1961

G. †Clausicoccus Prins 1979

G. Coronocyclus Hay et al. 1966

G. †Ericsonia Black 1964

G. †Gephyrorhabdus Hill 1976

G. †Holodiscolithus Roth 1970

†Holodiscolithus solidus Deflandre and Fert 1954

G. †Hughesius Varol 1989

G. †Praeprinsius Varol and Jakubowski 1989

G. †Solidopons Theodoridis 1984

Invalid names: Hymenomonadaceae Senn 1900 [empty], Pleurochrysidaceae Fresnel and Billard 1991 [empty]

Diagnosis

No diagnoses are available

Measurements

No measurements are available

Composition:

low Mg calcitep

Environment:

oceanic, oligotrophic, marine, brackishp

Locomotion:

passively mobilep

Life habit:

planktonicp

Depth habitat:

surfacep

Diet:

"photoautotroph"p

Created:

2006-10-31 06:24:05

Modified:

2006-10-31 08:24:05

Source: p = phylum

Reference: Kiessling 2003

Age range

Maximum range based only on fossils: base of the Early/Lower Paleocene to the top of the Sarmatian or 66.00000 to 11.60800 Ma
Minimum age of oldest fossil (stem group age): 61.7 Ma

Collections (32 total)

Time interval	Ma	Country or state	Original ID and collection number
Early/Lower Paleocene	66.0 - 61.7	Argentina (Santa Cruz)	Chiasmolithus consuetus, Chiasmolithus danicus (232042) Chiasmolithus danicus (232044 232045 232046) Holodiscolithus solidus, Chiasmolithus danicus (232043)
Danian	66.0 - 61.6	Argentina (Santa Cruz)	Chiasmolithus bidens, Chiasmolithus consuetus (237045) Coccolithaceae sp 1, Chiasmolithus consuetus (237043)
Danian	66.0 - 61.6	Argentina (Buenos Aires)	Chiasmolithus danicus (236645 236898)
Danian	66.0 - 61.6	Argentina (Chubut)	Chiasmolithus danicus (236767)
Danian	66.0 - 61.6	USA (Missouri)	Ericsonia subpertusa (232026) Ericsonia subpertusa, Chiasmolithus consuetus (231964)
Danian - Selandian	66.0 - 59.2	Argentina (Santa Cruz)	Coccolithaceae sp. 1, Chiasmolithus bidens (237044)
Selandian	61.6 - 59.2	Argentina (Santa Cruz)	Chiasmolithus bidens, Chiasmolithus consuetus (237046)
Selandian	61.6 - 59.2	Tanzania (Lindi)	Ericsonia spp. (179310)
Selandian - Thanetian	61.6 - 56.0	New Zealand	Chiasmolithus bidens (68822)
Late/Upper Paleocene	58.7 - 55.8	USA (South Carolina)	Chiasmolithus bidens (152240)
Lutetian	47.8 - 41.3	USA (Georgia)	Chiasmolithus titus, Chiasmolithus modestus, Chiasmolithus solitus (4868)
Lutetian	47.8 - 41.3	Ukraine (Luhansk)	Chiasmolithus solitus (232266)
Lutetian	47.8 - 41.3	Ukraine	Chiasmolithus gigas (234774) Chiasmolithus gigas, Holodiscolithus macroporus, Chiasmolithus expansus, Chiasmolithus grandis, Holodiscolithus solidus (234810)
Middle Eocene	47.8 - 37.71	USA (California)	Holodiscolithus macroporus (206539)
Priabonian	38.0 - 33.9	Namibia (Sperrgebiet)	Chiasmolithus sp. (149316)
Priabonian	38.0 - 33.9	Azerbaijan	Ericsonia subdisticha (45884)
Priabonian	38.0 - 33.9	Ukraine	Chiasmolithus oamaruensis (234815)
Priabonian	38.0 - 33.9	Jordan	Chiasmolithus grandis, Chiasmolithus oamaruensis (32899)
Priabonian	38.0 - 33.9	Tonga	Bramletteius serraculoides (43006)
Priabonian	38.0 - 33.9	United Kingdom (England)	Ericsonia fenestrata (86616)
Priabonian	38.0 - 33.9	Italy	Ericsonia obruta (81043)
Early/Lower Miocene	23.03 - 15.97	India	Coronocyclus nitescens (111542)
Badenian	13.65 - 12.7	Slovakia	Holodiscolithus macroporus (145935)
Sarmatian	12.7 - 11.608	Slovakia	Holodiscolithus macroporus (145974)