Leonella granifera

Classification: non_cocco -> Dinophytes -> Thoracosphaeraceae -> Radial wall -> Leonella -> Leonella granifera
Sister taxa: L. granifera

Distinguishing features: Spherical; wall finely granular with radial c-axes; operculum circular.


Citation: Leonella granifera (Fütterer 1977) Janofske & Karwath in Karwath 2000
Rank: species
Basionym: Thoracosphaera granifera Fütterer 1977
Type species: Leonella
Synonyms: Orthopithonella granifera Keupp and Kohring 1993

Catalog entries: T. granifera [no catalog entry yet]

Distinguishing features: Spherical; wall finely granular with radial c-axes; operculum circular.

Morphology: Wall structure: radial
Archeopyle: Apical 3 plates (Streng et al. 2004)

Geological Range:
Last occurrence (top): Extant Data source: Zonneveld et al. 2005
First occurrence (base): within Early Pliocene Sub-Epoch (3.60-5.33Ma, base in Zanclean stage). Data source: Bison et al. 2009


Bison, K. M., Versteegh, G. J. M., Orszag-Sperber, F., Rouchy, J. M. & Willems, H. (2009). Palaeoenvironmental changes of the early Pliocene (Zanclean) in the eastern Mediterranean Pissouri Basin (Cyprus) evidenced from calcareous dino!agellate cyst assemblages. Marine Micropaleontology. 73: 49-56. gs

Fütterer, D. K. (1977). Distribution of calcareous dinoflagellates in Cenozoic sediments of Site 366, eastern North Atlantic. Initial Reports of the Deep Sea Drilling Project. 41: 709-737. gs V O

Janofske, D. (1996). Ultrastructure types in recent "calcispheres". Bulletin de l'Institut Oceanographique Monaco Numero Special. 14/4: 295-204. gs

Karwath, B. (2000). Ecological studies on living and fossil calcareous dinoflagellates of the equatorial and tropical Atlantic Ocean. Berichte aus dem Fachbereich Geowissenschaften, Universitat Bremen. 152: 1-175. gs

Streng, M. & Meier, K. J. S. (2017). Diversity of calcareous dinoflagellate cysts in surface sediments of Gullmar Fjord, Sweden – an unrecognized gene pool of the Thoracosphaeraceae (peridineaen dinoflagellates). Journal of Nannoplankton Research. 37(1): 1-14. gs V O

Streng, M., Hildebrand-Habel, T. & Willems, H. (2004b). Longterm evolution of calcereous dinoflagellate associations since the Late Cretaceous. Journal of Nannoplankton Research. 26(1): 13-46. gs V O

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


Leonella granifera compiled by Jeremy R. Young viewed: 24-10-2020

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