Nannotax3 - ntax_non_cocco - Calcigonellum ansatum

Calcigonellum ansatum

Classification: ntax_non_cocco -> Dinophytes -> Thoracosphaeraceae -> Tangential wall -> Calcigonellum -> Calcigonellum ansatum
Sister taxa: C. ansatum, C. granulatum, C. infula, C. minutum


Citation: Calcigonellum? ansatum Hildebrand-Habel & Willems 1999
Rank: species

Catalog entries: Calcigonellum ansatum


Wall structure: tangential
Archeopyle: Mesoepicystal (Streng et al. 2004)


Geological Range:
Last occurrence (top): Extant. Data source: Zonneveld et al. 2005
First occurrence (base): within Middle Eocene Sub-Epoch (37.75-47.84Ma, base in Lutetian stage). Data source: Hildebrand-Habel et al. 1999


Hildebrand-Habel, T. & Willems, H. (1999). New calcareous dinoflagellates from the Paleogene of the South Atlantic Ocean (DSDP Site 357, Rio Grand Rise). Journal of Micropalaeontology. 18: 89-95. gs V O

Hildebrand-Habel, T., Willems, H. & Versteegh, G. J. M. (1999). Variations in calcareous dinoflagellate associations from the Maastrichtian to Middle Eocene of the western South Atlantic Ocean (São Paulo Plateau, DSDP Leg 39, Site 356). Review of Palaeobotany and Palynology. 106: 57-87. gs

Zonneveld, K. A. F., Meier, K. J. S., Esper, O., Siggelkow, D., Wendler, I. & Willems, H. (2005). The (palaeo-) environmental significance of modern calcareous dinoflagellate cysts: a review. Paläontologische Zeitschrift. 79(1): 61-77. gs


Calcigonellum ansatum compiled by Jeremy R. Young viewed: 7-8-2022

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