Quadrisporites

Quadrisporites; Temporal range: Permian PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Domain:	Eukaryota
Kingdom:	incertae sedis
(unranked):	Acritarcha
Genus:	Quadrisporites; J.P.F. Hennelly, (1959)
Species
	Q. acanthifer Cramer & Díez, 1976; Q. horridus (Hennelly); Q. lobatus (Tiwari & Navale); Q. variabilis (Cramer, 1966) Jardine et al., 1971;

Quadrisporites is an extinct genus of acritarchs. The species Q. horridus was located in outcrop Morro do Papaléo in the town of Mariana Pimentel in Brazil, the geopark Paleorrota. The outcrop is in the Rio Bonito Formation and date of Sakmarian in the Permian.^[1]

References

^ SMANIOTTO, LARISSA P.; FISCHER, TIAGO V.; SOUZA, PAULO A.; IANNUZZI, ROBERTO (2006). "PALINOLOGIA DO MORRO DO PAPALÉO, MARIANA PIMENTEL (PERMIANO INFERIOR, BACIA DO PARANÁ), RIO GRANDE DO SUL, BRASIL" [PALYNOLOGY OF THE MORRO DO PAPALÉO, MARIANA PIMENTEL (LOWER PERMIAN, PARANÁ BASIN), RIO GRANDE DO SUL, BRAZIL]. Revista Brasileira de Paleontologia. 9 (3): 311–322. doi:10.4072/rbp.2006.3.06.