Conusphaera rothii minor

Varol & Bowman, 2019 Jan 29, 2026

Set number: 2952

  • Conusphaera rothii minor 1405 1
  • Conusphaera rothii minor 1404 2
  • Conusphaera rothii minor 1403 3
  • Conusphaera rothii minor 1402 4
    10µm

Holotype

Conusphaera rothii minor, Late Tithonian, Mississippi Canyon, Gulf of Mexico

Set number: 2954

  • Conusphaera rothii minor 1374 1
  • Conusphaera rothii minor 1373 2
    10µm
Conusphaera rothii minor, Late Tithonian, Mississippi Canyon, Gulf of Mexico
Final Epithet
Conusphaera rothii minor Varol & Bowman, 2019
Basionym

Conusphaera rothii minor Varol & Bowman, 2019

Remarks

Structural and optical characteristics are similar to Conusphaera rothii rothii, but this subspecies is small (< 4.0 μm).

References

Varol, O. & Bowman, A.R. 2019. Taxonomic revision of selected Late Jurassic (Tithonian) calcareous nannofossils and the application of mobile mounting. Neues Jahrbuch für Geologie und Paläontologie, Abhandlungen. 291/1 (2019): 1–23

Taxonomy
Conusphaera
Biostratigraphy
  • Phanerozoic
    • Mesozoic
      • Jurassic
        • Late Jurassic
          • Malm
            • Tithonian
              • Late Tithonian
              • Early Tithonian
Stratigraphic Range
Early Tithonian - Late Tithonian
Age (Ma)
147.53 - 143.65
Holotype
Conusphaera rothii minor 1403 Conusphaera rothii minor 1403

Conusphaera rothii minor Varol & Bowman, 2019

Late Tithonian

DSDP Leg 76, Site 534, Blake-Bahama Basin, Atlantic Ocean