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Charniodiscus
Taxonomy
Charniodiscus was named by Ford (1958) [Sepkoski's age data: V u
DIAGNOSIS: Disc-like organisms, usually 5-30 cms. in diameter, with a rough-surfaced central area surrounded by a smooth flange which may or may not bear concentric corrugations".
REMARKS: "In spite of the possible association of this genus with the preceding [Charnia masoni] a separate name is given on morphological grounds".]. Its type is Charniodiscus concentricus.
It was assigned to Rangeomorpha by Sepkoski (2002); to Petalonamae by Hofmann et al. (2008); and to Arboreomorpha by Erwin et al. (2011).
It was assigned to Rangeomorpha by Sepkoski (2002); to Petalonamae by Hofmann et al. (2008); and to Arboreomorpha by Erwin et al. (2011).
Species
Synonymy list
Year | Name and author |
---|---|
1958 | Charniodiscus Ford |
2002 | Charniodiscus Sepkoski |
2008 | Charniodiscus Hofmann et al. p. 9 |
2011 | Charniodiscus Erwin et al. pp. Table S5 |
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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. †Charniodiscus Ford 1958
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†Charniodiscus concentricus Ford 1958
†Charniodiscus oppositus Jenkins and Gehling 1978
†Charniodiscus procerus Laflamme et al. 2004 [frond]
†Charniodiscus yorgensis Borchvardt and Nessov 1999
Diagnosis
No diagnoses are available