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

Rhomboasteraceae

Coccolithophyceae - Rhomboasteraceae

Taxonomy
Rhomboasteraceae was named by Bown (2005).

It was assigned to Coccolithophyceae by Bown (2005).

Synonymy list
YearName and author
2005Rhomboasteraceae Bown

Is something missing? Join the Paleobiology Database and enter the data

RankNameAuthor
—Life
—Eukaryota()
—Chromalveolata
phylumHaptophytaHibberd ex Cavalier-Smith 1986
RankNameAuthor
classCoccolithophyceae
familyRhomboasteraceae
familyRhomboasteraceae

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.

Fm. †Rhomboasteraceae Bown 2005
show all | hide all
G. †Rhomboaster Bramlette and Sullivan 1961
G. †Tribrachiatus Shamrai 1963
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 Turonian to the top of the Pleistocene or 93.90000 to 0.01170 Ma

Collections (96 total)


Time interval Ma Country or state Original ID and collection number
Turonian93.9 - 89.8Indian Ocean Rhomboaster svabenickiae (250854 250863 250864)
Thanetian59.24 - 56.0North Atlantic Rhomboaster bramlettei, Rhomboaster cuspis (265398) Rhomboaster calcitrapa, Rhomboaster spp. (265396) Rhomboaster cuspis, Rhomboaster spp. (265394) Rhomboaster spp. (263834)
Thanetian - Ypresian59.24 - 48.07North Atlantic Tribrachiatus contortus (267068)
Thanetian - Eocene59.24 - 33.9South Pacific Tribrachiatus orthostylus (249195 249196)
Ypresian56.0 - 48.07North Pacific Tribrachiatus orthostylus (243273 243274 243275 245726)
Ypresian56.0 - 48.07North Atlantic Rhomboaster bramlettei, Rhomboaster cuspis, Rhomboaster spp. (265389 265392) Rhomboaster bramlettei, Rhomboaster cuspis, Rhomboaster spp., Tribrachiatus orthostylus, Tribrachiatus digitalis, Tribrachiatus contortus (265385) Rhomboaster bramlettei, Rhomboaster spp., Tribrachiatus contortus (265386) Rhomboaster bramlettei, Rhomboaster spp., Tribrachiatus digitalis, Tribrachiatus contortus (265383) Rhomboaster bramlettei, Rhomboaster spp., Tribrachiatus orthostylus (265387) Rhomboaster bramlettei, Rhomboaster spp., Tribrachiatus orthostylus, Tribrachiatus contortus (265384) Rhomboaster bramlettei, Tribrachiatus contortus (265388) Rhomboaster cuspis, Rhomboaster spp. (265390 265391 265393) Tribrachiatus orthostylus (261753 261754 261755 261756 261757 263829 263830 265376 265377 265378 265379 265380 265381 265382 266449 266450 267057 267058 267059 267060 267061 267062) Tribrachiatus orthostylus, Tribrachiatus contortus (267063 267067) Tribrachiatus orthostylus, Tribrachiatus digitalis (266451)
Eocene56.0 - 33.9North Atlantic Rhomboaster spp., Rhomboaster bramlettei (267452 267453) Tribrachiatus orthostylus (267451)
Eocene56.0 - 33.9Indian Ocean Tribrachiatus orthostylus (250503 250504 250505 250506 254877 254878 254879 254880)
M. formosa LOZ54.0 - 52.3South Pacific Tribrachiatus orthostylus (250071 250072 250073 250074)
M. formosa LOZ - M. aragonensis/M. subbotinae CRZ54.0 - 50.8South Pacific Tribrachiatus orthostylus (250069 250070)
M. aragonensis/M. subbotinae CRZ52.3 - 50.8South Pacific Tribrachiatus orthostylus (250066)
M. lehneri PRZ42.3 - 40.5South Pacific Rhomboaster spp. (250047) Tribrachiatus orthostylus (250048 250049 250050 250051)
Bartonian41.03 - 37.71South Pacific Tribrachiatus orthostylus (254474 258051)
Priabonian37.71 - 33.9South Pacific Tribrachiatus orthostylus (254463 254464)
H. alabamensis HOZ34.3 - 33.8South Pacific Tribrachiatus orthostylus (250026)
Rupelian33.9 - 27.3North Pacific Rhomboaster cuspis (245703 245704 245705 245706)
Rupelian - Chattian33.9 - 23.04North Pacific Rhomboaster cuspis (245701)
Chattian27.3 - 23.04North Pacific Rhomboaster cuspis (245699)
Miocene23.04 - 5.333Indian Ocean Tribrachiatus orthostylus (252470 252482)
F. robusta/F. fohsi CRSZ13.13 - 11.79South Pacific Tribrachiatus bramlettei (250019)
Late/Upper Miocene11.63 - 5.333Indian Ocean Tribrachiatus orthostylus (254844)
Pleistocene2.58 - 0.0117South Pacific Tribrachiatus absidatus (246672) Tribrachiatus orthostylus (243058 243063 243093 244404 244413 246674 246678)