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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Cassiavellia
Taxonomy
Cassiavellia was named by Temkin and Pojeta (2010). Its type is Cassiavellia galtarae.
It was assigned to Bakevelliidae by Temkin and Pojeta (2010).
It was assigned to Bakevelliidae by Temkin and Pojeta (2010).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 2010 | Cassiavellia Temkin and Pojeta p. 1153 |
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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. †Cassiavellia Temkin and Pojeta 2010
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†Cassiavellia galtarae Temkin and Pojeta 2010
†Cassiavellia nadkevnae Temkin and Pojeta 2010
†Cassiavellia richardsoni Girty 1909
†Cassiavellia squamifera Girty 1909
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| valve height | 2 | 9.68 | 6.80 | 13.8 | 10.3 | 4.94 |
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| Source: f = family, superf = superfamily, o = order, c = class | |||||
| References: Kiessling 2004, Aberhan et al. 2004, Sanchez Roig 1926 | |||||
Age range: base of the Kungurian to the top of the Capitanian or 279.30000 to 259.51000 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kungurian | USA (Texas) | C. galtarae (81633 81699) | |
| Roadian | USA (Texas) | C. galtarae (81693) Pteria richardsoni (108822) Pteria squamifera (108862) | |
| Roadian - Capitanian | USA (Texas) | Pteria richardsoni (108835) | |
| Wordian | Tunisia (Madanin) | Gervillia sp. (41836 41862 41864) | |
| Wuchiapingian | China (Guangxi) | C. nadkevnae (50022) |