Cycladophora campanula

Classification: rads_cenozoic -> Theoperidae -> Theopilidae -> Cycladophora -> Cycladophora campanula
Sister taxa: C. antiqua, C. bicornis, C. cabrilloensis, C. campanula, C. conica, C. cosma, C. davisiana, C. golli, C. humerus, C. pliocenica, C. robusta, C. sakaii, C. spongothorax, C. tetracantha, C. sp.


Citation: Cycladophora campanula Haeckel 1887
Rank: species
Basionym: Cycladophora campanula
Taxonomic discussion: Lombari and Lazarus 1988 p.123 pl.10 figs.1-12

Catalog entries: Cycladophora campanula

Original description: Shell campanulate, with two slight strictures. Length of the three joints = 2: 4: 5, breadth = 2: 6: 10. Cephalis ovate, with a conical horn of the same length. Thorax campanulate, rough, with regular, circular pores. Abdomen dilated, with fifteen to twenty slender, divergent, little curved ribs, which are connected by two or three horizontal rings, and from two or three transverse rows of large, roundish, square pores.

Length of the three joints, a 0.04, b 0.08, c 0.1; breadth, a 0.04, b 0.12, c 0.2.
Remarks on original description: Haeckel listed Cycladophora campanula under the subgeneric name Cyclampterium, but did not include the subgeneric name in the species name.


Biogeography and Palaeobiology

Biostratigraphic distribution

Geological Range:
Last occurrence (top): within Neogene Period (2.59-23.03Ma, top in Piacenzian stage). Data source: Lazarus et al. 2015 - "N age group"
First occurrence (base): within Neogene Period (2.59-23.03Ma, base in Aquitanian stage). Data source: Lazarus et al. 2015 - "N age group"

Plot of occurrence data:


Lombari, G. & Lazarus, D. (1988). Neogene cycladophorid radiolarians from North Atlantic, Antarctic, and North Pacific deep-sea sediments. Micropaleontology. 34(2): 97-135. gs


Cycladophora campanula compiled by the radiolaria@mikrotax project team viewed: 18-4-2021

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