Discorhabdus striatus


Classification: Mesozoic -> Podorhabdales -> Biscutaceae -> Discorhabdus -> Discorhabdus striatus
Sister taxa: D. biradiatus, D. corollatus, D. criotus, D. hannibalis, D. ignotus, D. patulus, D. striatus, D. watkinsii, D. sp.,

Distinguishing features: Medium to large Discorhabdus with closed central area.


Taxonomy:

Citation: Discorhabdus striatus Moshkovitz & Ehrlich, 1976
Rank: Species
Synonyms: Biscutum striatum de Kaenel & Bergen 1993

Farinacci & Howe catalog pages: Discorhabdus striatus *

Distinguishing features: Medium to large Discorhabdus with closed central area.

Geological Range:
Last occurrence (top): in upper part of NJ15a subzone (75% up, 159.1Ma, in Oxfordian stage). Data source: Bown & Cooper 1998 (fig. 4) - secondary events
First occurrence (base): at base of NJ7 zone (0% up, 180.5Ma, in Toarcian stage). Data source: Bown & Cooper 1998 (fig 4) - zonal event; Mattioli & Erba 1999, fig. 12 - zonal marker

Plot of occurrence data:

  • (NB There is no histogram as there are no occurrence records for the taxon in the Neptune database) Parent: Discorhabdus

    References:

    Bown, P. R. & Cooper, M. K. E. (1998). Jurassic. In, Bown, P. R. (ed.) Calcareous Nannofossil Biostratigraphy. British Micropalaeontological Society Publication Series. 34-85. gs

    Bown, P. R., Cooper, M. K. E. & Lord, A. R. (1988). A calcareous nannofossil biozonation scheme for the early to mid Mesozoic. Newsletters on Stratigraphy. 20: 91-114. gs

    de Kaenel, E. & Bergen, J. A. (1993). New Early and Middle Jurassic coccolith taxa and biostratigraphy from the eastern proto-Atlantic (Morocco, Portugal and DSDP Site 547B). Eclogae Geologicae Helvetiae. 86(861-907): -. gs

    Mattioli, E. & Erba, E. (1999). Synthesis of calcareous nannofossil events in Tethyan lower and middle Jurassic successions. Rivista Italiana di Paleontologia e Stratigrafia. 105(3): 343-376. gs

    Moshkovitz, S. & Ehrlich, A. (1976b). Distribution of Middle and Upper Jurassic calcareous nannofossils in the northeastern Negev, Israel and in Gebel Maghara, northern Sinai. Bulletin of the Geological Survey of Israel. 69: 1-47. gs


    nannotaxlogo400px

    Discorhabdus striatus compiled by Jeremy R. Young, Paul R. Bown, Jacqueline A. Lees viewed: 13-11-2019

    Taxon Search:
    Advanced Search

    Short stable page link: http://mikrotax.org/Nannotax3/index.php?id=10395 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