PBDB Taxon

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

Helicopontosphaera bramlettei

Taxonomy

Helicopontosphaera bramlettei was named by Müller (1970).

It was recombined as Helicosphaera bramlettei by Jafar and Martini (1975).

Sister species lacking formal opinion data

H. kamptneri

Synonymy list

Year	Name and author
1970	Helicopontosphaera bramlettei Müller
1975	Helicosphaera bramlettei Jafar and Martini p. 390

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Rank	Name	Author
kingdom	Chromista	Cavalier-Smith 1981
—	Hacrobia
phylum	Haptophyta	Hibberd ex Cavalier-Smith 1986

Rank	Name	Author
genus	Helicopontosphaera	Kamptner 1954
species	bramlettei	Müller 1970

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.

†Helicopontosphaera bramlettei Müller 1970

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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 14:24:05

Source: p = phylum

Reference: Kiessling 2003

Age range: base of the Ypresian to the top of the Late/Upper Pleistocene or 56.00000 to 0.01170 Ma

Collections (90 total)

Time interval	Ma	Country or state	Original ID and collection number
Ypresian	56.0 - 48.07	North Atlantic	Helicosphaera bramlettei (267058 267060)
Eocene	56.0 - 33.9	North Atlantic	Helicosphaera bramlettei (260561)
Lutetian	48.07 - 41.03	North Atlantic	Helicosphaera bramlettei (261731 261732 261733 261734 261735 261736 261737 261739 261740 261741 263813 267046 267047)
Lutetian	48.07 - 41.03	North Pacific	Helicosphaera bramlettei (244310)
Lutetian - Bartonian	48.07 - 37.71	North Pacific	Helicosphaera bramlettei (246864)
Priabonian	37.71 - 33.9	North Atlantic	Helicosphaera bramlettei (262382 262384 262385 262386 262388 268069 268070 268071 268075 268079 268081 268082 268085)
Priabonian	37.71 - 33.9	North Pacific	Helicosphaera bramlettei (245899)
Priabonian - Rupelian	37.71 - 27.3	North Pacific	Helicosphaera bramlettei (242955 242956 242958 242960)
Priabonian - Rupelian	37.71 - 27.3	North Atlantic	Helicosphaera bramlettei (268067)
NP21	34.4 - 32.9	North Pacific	Helicosphaera bramlettei (259043 259044 259048 259050 259051)
NP21 - NP22	34.4 - 32.0	North Pacific	Helicosphaera bramlettei (259041 259042)
Rupelian	33.9 - 27.3	North Pacific	Helicosphaera bramlettei (245894)
Rupelian	33.9 - 27.3	North Atlantic	Helicosphaera bramlettei (262379 262380 266443 268049 268051 268052 268053 268059 268060 268061 268062 268063)
NP22	32.9 - 32.0	North Pacific	Helicosphaera bramlettei (247198 247199 247200 247201 247202 247203 257681 257682 257683 257684 257685 257686)
NP23 - NP24	32.0 - 26.8	Indian Ocean	Helicosphaera bramlettei (246997)
NP24	27.2 - 26.8	North Pacific	Helicosphaera bramlettei (259038 259039 259040)
NP24 - NP25	27.2 - 23.2	Indian Ocean	Helicosphaera bramlettei (246996)
Late/Upper Miocene	11.63 - 5.333	Indian Ocean	Helicosphaera bramlettei (254816)
Late/Upper Pliocene	3.6 - 2.58	Indian Ocean	Helicosphaera bramlettei (254797)
Early/Lower Pleistocene	2.58 - 0.774	Indian Ocean	Helicosphaera bramlettei (250430 250434 254778 254779 254782 259294 259295 259297 259299 259302 259303 259309)
Pleistocene	2.58 - 0.0117	North Atlantic	Helicosphaera bramlettei (266442)
Late/Upper Pleistocene	0.129 - 0.0117	South Pacific	Helicosphaera bramlettei (271930)