| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Igonoia occidentalis
Taxonomy
Solariella occidentalis was named by Whiteaves (1903).
It was recombined as Igonoia occidentalis by Squires (2011).
It was recombined as Igonoia occidentalis by Squires (2011).
Synonymy list
| Year | Name and author |
|---|---|
| 1903 | Solariella occidentalis Whiteaves pp. 368 - 369 figs. Plate 45, Figs. 5 and 5a |
| 2011 | Igonoia occidentalis Squires pp. 144 - 145 figs. Figures 35–42 |
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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.
†Igonoia occidentalis Whiteaves 1903
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| R. L. Squires 2011 | Moderately small-sized Igonoia with shell height greater than shell diameter, commonly with prominent subsutural cord, and raised growth lines stronger than nearly obsolete spiral ribs, except on base, on subsutural spiral cord, and on umbilical rim. |
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Kiessling 2004, Hendy et al. 2009 | |||||
Age range: base of the Early/Lower Cenomanian to the top of the Early/Lower Santonian or 99.60000 to 83.50000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Cenomanian | USA (California) | Solariella occidentalis (167599) | |
| Early/Lower Santonian | USA (California) | Igonoia occidentalis (220411) |