Lithoptychius ulii


Classification: Coccolithophores -> Discoasterales -> Fasciculithaceae -> Lithoptychius -> Lithoptychius ulii
Sister taxa: L. billii, L. janii, L. pileatus, L. ulii, L. varolii, L. vertebratoides, L. sp.,

Taxonomy:

Citation: Lithoptychius ulii (Perch-Nielsen, 1971) Aubry in Aubry et al. 2011
Rank: Species
Basionym: Fasciculithus ulii Perch-Nielsen, 1971
Synonyms: Fasciculithus chowii Varol, 1989. - regarded as separate but closely related species by Monechi et al. 2013

Distinguishing features: Cylindrical column with a narrower, domed apical cycle that is crystallographically distinct.

Farinacci & Howe catalog pages: Fasciculithus ulii * , Fasciculithus chowii * , Lithoptychius chowii *

Search data:
TagsLITHS: nannolith-radiate, cylindrical, circular, RIM: tiered,
CSPH: not known, V-UNITS: upper-tier, R-UNITS: lower-tier, DETAILS: isogyres radial,
MetricsLith size: 4->10µm;
Sources: size (width) from illustrated specimens
The morphological data given here can be used on the advanced search page. See also these notes

Geological Range:
Notes: Base is near top of NP4 according to Monechi et al. 2013
Last occurrence (top): in mid part of NP7 zone (50% up, 58.8Ma, in Thanetian stage). Data source: Varol, 1989, fig. 12.4
First occurrence (base): near top of NP4 zone (85% up, 61.8Ma, in Danian stage). Data source: Varol, 1989, fig. 12.4; Monechi et al. 2013, fig 6

Plot of occurrence data:

  • Histogram - Neptune occurrence data from DSDP and ODP proceedings. Pale shading <50 samples in time bin. Interpret with caution & read these notes
  • Note to users in China - the diagram may not plot unless you use a VPN since I use google services on the website. If this is a problem please contact me 谢谢.
  • Taxon plotted: Lithoptychius ulii, synonyms included - Fasciculithus chowii; Fasciculithus ulii; Fasiculithus ulii; space-time plot :: Samples map :: Parent: Lithoptychius

    References:

    Aubry, M. P., Bord, D. & Rodriguez, O. (2011). New taxa of the Order Discoasterales Hay 1977. Micropaleontology. 57(3): 269-287. gs

    Monechi, S., Reale, V., Bernaola, G. & Balestra, B. (2013). The Danian/Selandian boundary at Site 1262 (South Atlantic) and in the Tethyan region: Biomagnetostratigraphy, evolutionary trends in fasciculiths and environmental effects of the Latest Danian Event. Marine Micropaleontology. 98(1): 28-40. gs

    Okada, H. & Thierstein, H. R. (1979). Calcareous nannoplankton - Leg 43, Deep Sea Drilling Project. Initial Reports of the Deep Sea Drilling Project. 43: 507-573. gs

    Perch-Nielsen, K. (1971a). Einige neue Coccolithen aus dem Paläozän der Bucht von Biskaya und dem Eozän der Labrador See. Bulletin of the Geological Society of Denmark. 21: 347-361. gs

    Perch-Nielsen, K. (1977). Albian to Pleistocene calcareous nannofossils from the Western South Atlantic, DSDP Leg 39. Initial Reports of the Deep Sea Drilling Project. 39: 699-823. gs

    Perch-Nielsen, K. (1985a). Cenozoic calcareous nannofossils. In, Bolli, H. M. , Saunders, J. B. & Perch-Nielsen, K. (eds) Plankton Stratigraphy. Cambridge University Press, Cambridge 427-555. gs

    Steurbaut, E. & Sztrákos, K. (2008). Danian/Selandian boundary criteria and North Sea Basin–Tethys correlations based on calcareous nannofossil and foraminiferal trends in SW France. Marine Micropaleontology. 67: 1-29. gs

    Varol, O. (1989c). Palaeocene calcareous nannofossil biostratigraphy. In, Crux, J. A. & van Heck, S. E. (eds) Nannofossils and their applications. Ellis Horwood, Chichester 265-310. gs


    nannotaxlogo400px

    Lithoptychius ulii compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 16-9-2019

    Taxon Search:
    Advanced Search

    Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=817 Go to Archive.is to create a permanent copy of this page - citation notes



    Comments (0)

    No comments yet. Be the first!

    Add Comment

    * Required information
    1000
    Captcha Image
    Powered by Commentics