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Rugaspermum

Cycadopsida - Pteridospermales

Taxonomy
Rugaspermum was named by Pant and Basu (1977). It is not extant.

It was assigned to Pteridospermales by Chandra and Tewari (1991).

Synonymy list
YearName and author
1977Rugaspermum Pant and Basu
1991Rugaspermum Chandra and Tewari

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RankNameAuthor
kingdomPlantae
subkingdomEmbryophyta
phylumCycadophytaBessey 1907
RankNameAuthor
classCycadopsidaBrongniart 1843
orderPteridospermales
genusRugaspermumPant and Basu 1977

If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.

G. †Rugaspermum Pant and Basu 1977
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†Rugaspermum insigne Pant and Basu 1977
†Rugaspermum media Pant and Basu 1977
†Rugaspermum obscura Pant and Basu 1977
Diagnosis
No diagnoses are available
Measurements
No measurements are available
No ecological data are available

Age range: base of the Wordian to the top of the Lopingian or 266.90000 to 251.90200 Ma

Collections: one only


Time interval Ma Country or state Original ID and collection number
Wordian - Lopingian266.9 - 251.902India (Madhya Pradesh) R. insigne, R. media, R. obscura (30173)