PBDB Taxon

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

Eprolithus

Coccolithophyceae - Braarudosphaerales - Polycyclolithaceae

Taxonomy

Eprolithus was named by Stover (1966). Its type is Lithastrinus floralis.

It was assigned to Polycyclolithaceae by Bown and Young (1997).

Species

E. antiquus, E. apertior, E. floralis, E. moratus, E. octopetalus, E. rarus

Species lacking formal opinion data

E. eptapetalus

Synonyms

Polycyclolilthus was named by Forchheimer (1968).

It was synonymized subjectively with Eprolithus by Bown and Young (1997).

Synonymy list

Year	Name and author
1966	Eprolithus Stover
1968	Polycyclolilthus Forchheimer
1997	Eprolithus Bown and Young

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

Rank	Name	Author
class	Coccolithophyceae
order	Braarudosphaerales
family	Polycyclolithaceae	Forchheimer 1972
genus	Eprolithus	Stover 1966

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. †Eprolithus Stover 1966

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†Eprolithus antiquus Perch-Nielsen 1979

†Eprolithus apertior Black 1973

†Eprolithus floralis Stradner 1962

†Eprolithus moratus Stover 1966

†Eprolithus octopetalus Varol 1992

†Eprolithus rarus Varol 1992

Invalid names: Polycyclolilthus Forchheimer 1968 [synonym]

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: base of the Early/Lower Hauterivian to the top of the Campanian or 132.60000 to 72.20000 Ma

Collections (140 total)

Time interval	Ma	Country or state	Original ID and collection number
Early/Lower Cretaceous	143.1 - 100.5	North Pacific	E. floralis (267537)
Early/Lower Hauterivian	132.6 - 125.77	Germany	E. antiquus (50181)
Aptian	121.4 - 113.2	North Pacific	E. floralis (262916 262917 262918 262919)
Aptian - Ticinella primula	121.4 - 105.0	North Pacific	E. floralis (262913)
Albian	113.2 - 100.5	Indian Ocean	E. floralis (254908 254909 258624 258625 258626 258627)
Albian - Cenomanian	113.2 - 93.9	Indian Ocean	E. floralis (254907 258622 258623)
Albian - Cenomanian	113.2 - 93.9	South Atlantic	Lithastrinus floralis (209782)
Cenomanian	100.5 - 93.9	Indian Ocean	E. floralis (258619 258620 258621) E. moratus (252641 252643 252645 252646 252647)
Early/Lower Cenomanian - Middle Cenomanian	100.5 - 93.9	Tanzania (Lindi)	E. moratus (179883)
Middle Cenomanian - Late/Upper Cenomanian	100.5 - 93.9	Canada (Alberta)	Lithastrinus floralis (71255 71256)
Cenomanian - Turonian	100.5 - 89.8	Indian Ocean	E. moratus (252640) E. octopetalus (257051)
Late/Upper Cretaceous	100.5 - 66.0	Indian Ocean	E. floralis (256518 256521)
Early/Lower Turonian	93.9 - 89.8	Tanzania (Lindi)	E. moratus (179875)
Early/Lower Turonian - Middle Turonian	93.9 - 89.8	Canada (Alberta)	Lithastrinus floralis (71250 71252 71353)
Early/Lower Turonian - Middle Turonian	93.9 - 89.8	Tanzania (Lindi)	E. moratus (179882)
Early/Lower Turonian - Middle Turonian	93.9 - 89.8	USA (Kansas)	E. floralis (132610)
Middle Turonian	93.9 - 89.8	Austria (Salzkammergut)	E. floralis (142308)
Turonian	93.9 - 89.8	Indian Ocean	E. floralis (250827 250828 250829 250831 250833 250834 250835 250836 250838 250839 250841 250842 250843 250844 250845 250846 250847 250849 250858 250867) E. moratus (250871 252629 252630 252631 252632 252633 252634 252635 252636 252637 252638 252639 257045 257046 257047 257048 257049 257050) E. moratus, E. floralis (250830 250832 250837 250848 250851 250852 250853 250854 250855 250856 250857 250859 250860 250861 250862 250863 250864 250865 250866 250868 250870 250872 258610 258611 258612 258613 258614 258615 258616) E. octopetalus, E. floralis (258617 258618)
Turonian - Coniacian	93.9 - 85.7	Indian Ocean	E. moratus (252628 257043)
Helvetoglobotruncana helvetica	93.0 - 90.7	North Pacific	E. floralis (262912)
Coniacian	89.8 - 85.7	Indian Ocean	E. floralis (250819 250820 250821 250823 250824 250826 254906) E. moratus (252619 252620 252625 252627)
Coniacian - Santonian	89.8 - 83.6	Indian Ocean	E. floralis (250818) E. moratus, E. floralis (254905)
Santonian	85.7 - 83.6	Indian Ocean	E. floralis (250809 250811 250813 250814 250816 250817 254904) E. moratus (252610 252611 252612 252613 252614 252615 252618)
Santonian - Campanian	85.7 - 72.2	Indian Ocean	E. floralis (250805)
CC23 - CC24	75.8 - 70.2	Indian Ocean	E. eptapetalus (247012)