Bowmania murus

(Martini, 1961) Varol, 2025a Jul 25, 2025

Set number: 2056

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10µm

Bowmania murus, Late Maastrichtian, DSDP Leg 39, Sites 356, Sào Paulo Plateau, South Atlantic Ocean

Set number: 2057

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10µm

Bowmania murus, Late Maastrichtian, DSDP Leg 39, Sites 356, Sào Paulo Plateau, South Atlantic Ocean

Set number: 2058

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10µm

Bowmania murus, Late Maastrichtian, The specific location cannot be disclosed.

Set number: 2059

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10µm

Bowmania murus, Late Maastrichtian, The specific location cannot be disclosed.

With Micula decussata

Set number: 2060

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10µm

Bowmania murus, Late Maastrichtian, The specific location cannot be disclosed.

With Micula decussata

Set number: 2061

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10µm

Bowmania murus, Late Maastrichtian, The specific location cannot be disclosed.

Final Epithet

Bowmania murus (Martini, 1961) Varol, 2025a

Basionym

Tetralithus murus Martini, 1961

Remarks

Cuboid species of Bowmania exhibit blocks arranged to form a swastika shape, along with a prominent cross.

Both the blocks and the cross display parallel extinction with length-slow (+) elongation.

References

Martini, E. 1961. Nannoplankton aus dem Tertiär und der obersten Kreide von SW-Frankreich. Senckenbergiana Lethaea. 42: 1-32.

Varol, O. 2025a. A practical guide to optical studies of calcareous nannofossils. Grzybowski Foundation Special Publication. 29: 1-222

Taxonomy

Bowmania

Biostratigraphy

Stratigraphic Range

Late Maastrichtian

Zone(s)

CC26c - CC27d

Age (Ma)

69.00 - 66.04

Holotype

Tetralithus murus Martini, 1961

Danian

Bidart, Plage de Caseville, France