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Platychoniodea
Taxonomy
Platychoniodea was named by Schrammen (1924). It is not extant.
It was assigned to Rhizomorina by Finks et al. (2004).
It was assigned to Rhizomorina by Finks et al. (2004).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1924 | Platychoniodea Schrammen |
| 2004 | Platychoniodea Finks et al. p. 292 |
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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.
Superfm. †Platychoniodea Schrammen 1924
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Fm. †Discostromatidae Schrammen 1924
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Subfm. †Discostromatinae Schrammen 1924
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G. †Hyalospongia
G. †Hyalotragos Zittel 1878
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†Hyalotragos patella Goldfuss 1826
†Hyalotragos pezizoides Goldfuss 1833
G. †Proseliscothon
Subfm. †Pyrgochoniinae Schrammen 1924
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G. †Patanophyma
G. †Pyrgochonia Zittel 1878
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Subg. †Pyrgochonia (Actinostrombus) Schrammen 1924
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†Pyrgochonia (Actinostrombus) radiata Goldfuss 1829
Diagnosis
No diagnoses are available