Leiosphaeridia is a form-genus of acritarchs proposed by Eisenack in 1958. The grouping was refined to represent a more natural group by Jankauskas.[1]
Some leiosphaerid acritarchs have been recognised as vaucheriacean algæ.[2]
The class represents shallow-water environments.[3]
^Buick, R.; Knoll, A.H. (1999). "Acritarchs And Microfossils From The Mesoproterozoic Bangemall Group, Northwestern Australia". Journal of Paleontology. 73 (5): 744–764. ISSN 0022-3360. PMID 11543499.
^Butterfield, N.J. (2004). "A vaucheriacean alga from the middle Neoproterozoic of Spitsbergen: implications for the evolution of Proterozoic eukaryotes and the Cambrian explosion". Paleobiology. 30 (2): 231–252. doi:10.1666/0094-8373(2004)030<0231:AVAFTM>2.0.CO;2. ISSN 0094-8373.
^Li, J.; Servais, T.; Yan, K.; Zhu, H. (2004). "A nearshore — offshore trend in acritarch distribution from the Early-Middle Ordovician of the Yangtze Platform, South China". Review of Palaeobotany and Palynology. 130 (1–4): 141–161. doi:10.1016/j.revpalbo.2003.12.005.
grouping was refined to represent a more natural group by Jankauskas. Some leiosphaerid acritarchs have been recognised as vaucheriacean algæ. The class represents...
Brazil, the geopark Paleorrota. The outcrop date Sakmarian in Permian. Leiosphaerid PALINOLOGIA DO MORRO DO PAPALÉO, MARIANA PIMENTEL (PERMIANO INFERIOR...