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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
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
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Whittington et al. 1997 | |||||
Age range: base of the Late/Upper Bathonian to the top of the Late/Upper Kimmeridgian or 168.20000 to 149.20000 Ma
Collections (79 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Bathonian | India (Gujarat) | Hyalotragos patella, Hyalotragos radiatum (93561) | |
| Early/Lower Oxfordian | Poland | Hyalotragos patella (114245 114504 114511 114512 114514 114517 114518 114520 114522 114523 114524 114527) Hyalotragos patella, Hyalotragos pezizoides (114244 114258 114273 114275 114276 114279 114502 114503 114513 114515 114516 114525 114526) Hyalotragos pezizoides (114257 114280 114495 114496 114497 114499 114521) | |
| Middle Oxfordian | Poland | Hyalotragos patella (114252 114261 114263 114264) Hyalotragos patella, Hyalotragos pezizoides (60808 60809 60810 60811 60816 114242 114247 114251 114259 114505) Hyalotragos patella, Hyalotragos radiatum, Hyalotragos pezizoides (60807 60812 60821 60850) Hyalotragos pezizoides (60813 60818 114248 114249 114255 114260 114262 114265 114508 114509) | |
| Late/Upper Oxfordian | Poland | Hyalospongia rugosa, Hyalotragos patella, Hyalotragos pezizoides (60854) Hyalotragos patella (60856) Hyalotragos patella, Hyalotragos pezizoides (60853 60855) Hyalotragos patella, Hyalotragos radiatum, Hyalotragos pezizoides (60851 60852) | |
| Early/Lower Kimmeridgian | Portugal | Hyalotragos sp. (34663 68594) | |
| Early/Lower Kimmeridgian | Germany | Hyalotragos rugosum, Hyalotragos patella, Pyrgochonia radiata, Pyrgochonia acetabulum, Hyalotragos pezizoides (74037) | |
| Kimmeridgian | Portugal | Hyalotragos sp. (68242) | |
| Kimmeridgian | Germany | Hyalotragos rugosum, Hyalotragos patella, Pyrgochonia acetabulum, Hyalotragos pezizoides (74062 74063) Hyalotragos rugosum, Hyalotragos patella, Pyrgochonia radiata, Hyalotragos pezizoides (74050) | |
| Late/Upper Kimmeridgian | Germany | Hyalotragos patelloides, Hyalotragos sp., Hyalotragos pezizoides (34650) Hyalotragos pezizoides (74103) Hyalotragos rugosum, Hyalotragos patella, Pyrgochonia radiata, Pyrgochonia acetabulum, Discostroma intricatum, Hyalotragos pezizoides (74064) Hyalotragos rugosum, Hyalotragos patella, Pyrgochonia radiata, Pyrgochonia acetabulum, Hyalotragos pezizoides (74065) Pyrgochonia radiata, Hyalotragos pezizoides (74066) |