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Grammysia (Grammysioidea)
Taxonomy
Grammysia (Grammysioidea) was named by Williams (1916).
It was reranked as Grammysioidea by Vokes (1980), Sepkoski (2002), Nevesskaja (2009) and Machado et al. (2021).
It was assigned to Grammysia by Williams and Breger (1916); to Grammysiidae by Vokes (1980); to Pholadomyoida by Sepkoski (2002) and Nevesskaja (2009); and to Grammysiinae by Machado et al. (2021).
It was reranked as Grammysioidea by Vokes (1980), Sepkoski (2002), Nevesskaja (2009) and Machado et al. (2021).
It was assigned to Grammysia by Williams and Breger (1916); to Grammysiidae by Vokes (1980); to Pholadomyoida by Sepkoski (2002) and Nevesskaja (2009); and to Grammysiinae by Machado et al. (2021).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1916 | Grammysia (Grammysioidea) Williams pp. 133 - 134 |
| 1916 | Grammysia (Grammysioidea) Williams and Breger pp. 133 - 134 |
| 1980 | Grammysioidea Vokes p. 202 |
| 2002 | Grammysioidea Sepkoski |
| 2009 | Grammysioidea Nevesskaja |
| 2021 | Grammysioidea Machado et al. p. 26 |
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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.
Subg. †Grammysia (Grammysioidea) Williams 1916
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, c = class | |||||
| References: Aberhan et al. 2004, Hendy 2009 | |||||
Collections (20 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pragian | Australia (Victoria) | Grammysia sp. (75677) | |
| Givetian | USA (New York) | Grammysioidea arcuata (86264 86268 89707 89708 89775 96356 96377 96382 96387 111331 111442) Grammysioidea arcuata, Grammysioidea subarcuata, Grammysioidea globosa (111471) Grammysioidea subarcuata (86229 90850 96375 96376 96385 111463 111640) |