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Biscutum dubium

Coccolithophyceae - Podorhabdales - Biscutaceae

Taxonomy
Palaeopontosphaera dubium was named by Noël (1965) [JS].

It was recombined as Biscutum dubium by Grün (1974) and Bown (1998).

Synonymy list
YearName and author
1965Palaeopontosphaera dubium Noël
1974Biscutum dubium Grün
1998Biscutum dubium Bown

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RankNameAuthor
—Life
—Eukaryota()
—Chromalveolata
phylumHaptophytaHibberd ex Cavalier-Smith 1986
classCoccolithophyceae
RankNameAuthor
orderPodorhabdalesRood et al. 1971
familyBiscutaceaeBlack 1971
genusBiscutumBlack 1959
speciesdubium(Noël 1965)

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.

†Biscutum dubium Noël 1965
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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 08:24:05
Source: p = phylum
Reference: Kiessling 2003

Age range: base of the Pliensbachian to the top of the Late/Upper Toarcian or 190.80000 to 175.60000 Ma

Collections (67 total)


Time interval Ma Country or state Original ID and collection number
Pliensbachian190.8 - 182.7Spain (Jaén) Biscutum dubium (201752 201753 201755 201758 201759)
Toarcian182.7 - 174.1Spain (Jaén) Biscutum dubium (201665 201666 201668 201669 201670 201671 201674 201675 201676 201677 201678 201750 201751)
Toarcian182.7 - 174.1Spain (Murcia) Biscutum dubium (201764 201765 201766 201768 201769 201770 201771 201773 201775 201777 201779 201780 201781 201783 201788 201789 201791 201793 201794)
Middle Toarcian182.0 - 175.6Spain (Murcia) Biscutum dubium (201796 201797 201798 201799 201800 201801 201802 201803 201804 201807 201808 201809 201810 201812)
Late/Upper Toarcian180.1 - 175.6Spain (Granada) Biscutum dubium (199164 199165 199168 199169 199171 199172 199195 199198 199229 199231 199247 199253 199490 199491 201948 202101)