Chiropteris

Chiropteris; Temporal range: 295–155 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Scientific classification
Kingdom:	Plantae
Clade:	Tracheophytes
Class:	Polypodiopsida
Order:	Gleicheniales
Family:	Dipteridaceae
Genus:	†Chiropteris
Species
	C. digitata Kurr. 1858 (Type species); C. copiapensis Solms, 1899; C. zeilleri Seward, 1903; C. barrealensis Frenguelli, 1942; C. reniformis Kawasaki, 1925; C. harrisii Archangelsky, 1960;

Chiropteris is an extinct genus of plants that existed from the Early Permian (Sakmarian stage) to the Late Jurassic (?Oxfordian stage, maybe latter).[1]

It is unknown whether it belongs in the Matoniaceae or the Dipteridaceae.

Description

The genus Chiropteris was named from fragmentary and whole-plant fossils. It was constituted of a short 25cm long petiole and a 16cm diameter circular leaf.

Location

In Brazil, fossil of genus Chiropteris, was located on outcrop in the municipalities of São Jerônimo and Mariana Pimentel. They are in the geopark Paleorrota in Rio Bonito Formation and date from Sakmarian in Permian.

References

"Afloramento fossilífero do Grupo Itararé: Fazenda Goulart, Francisquinho, município de São Jerônimo, RS". Archived from the original on 2013-01-01. Retrieved 2012-11-02.

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[1] "Afloramento fossilífero do Grupo Itararé: Fazenda Goulart, Francisquinho, município de São Jerônimo, RS". Archived from the original on 2013-01-01. Retrieved 2012-11-02.