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Stutchburia costata
Taxonomy
Orthonota costata was named by Morris (1845). It is a 3D body fossil. Its type locality is Illawarra (Strzelecki coll), which is in a Wordian coastal siliciclastic in the Gerringong Formation of Australia.
It was recombined as Cardinia costata by Dana (1849); it was recombined as Sanguinolites costatus by Muromtseva and Guskov (1984); it was recombined as Stutchburia costata by Laseron (1910), Wass and Banks (1971), Waterhouse (1980), Waterhouse (1987), Waterhouse (1988), Biakov (2019), Prinoth and Posenato (2023).
It was recombined as Cardinia costata by Dana (1849); it was recombined as Sanguinolites costatus by Muromtseva and Guskov (1984); it was recombined as Stutchburia costata by Laseron (1910), Wass and Banks (1971), Waterhouse (1980), Waterhouse (1987), Waterhouse (1988), Biakov (2019), Prinoth and Posenato (2023).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1845 | Orthonota costata Morris p. 273 figs. Pl 11, figs 1, 2 |
| 1847 | Orthonota costata M'Coy p. 300 |
| 1849 | Cardinia costata Dana p. 692 figs. Pl 4, fig 8 |
| 1910 | Stutchburia costata Laseron p. 217 |
| 1971 | Stutchburia costata Wass and Banks |
| 1980 | Stutchburia costata Waterhouse p. 113 fig. 4.1,4.3,4.4,5,6 |
| 1984 | Sanguinolites costatus Muromtseva and Guskov p. 105 figs. Pl 51, fig 11; pl 52, figs 12,20 |
| 1987 | Stutchburia costata Waterhouse p. 166 figs. Pl 10, fig 21 |
| 1988 | Stutchburia costata Waterhouse p. 178 figs. Pl 5, figs 4-7 |
| 2019 | Stutchburia costata Biakov p. 247 figs. Pl 4, fig 10 |
| 2023 | Stutchburia costata Prinoth and Posenato p. 37 figs. 23A-F |
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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.
†Stutchburia costata Morris 1845
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| J. B. Waterhouse 1987 | Distinguished from most other species by large size and elongate shape, and 6-15 costae radiating posteriorly from the umbo. |
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 3 | 35.0 | 34.0 | 36.2 | 35.0 | 1.09 | |
| valve height | 1 | 32.6 | - | - | - | - |
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| Source: c = class | |||||
| Reference: Aberhan et al. 2004 | |||||
Age range: base of the Asselian to the top of the Changhsingian or 298.90000 to 251.90200 Ma
Collections (20 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Asselian | Russian Federation | Stutchburia costata (149676) | |
| Kungurian | New Zealand | Stutchburia costata (52771 52772) | |
| Kungurian | Russian Federation | Sanguinolites costatus (81145 114303 114325) | |
| Roadian | Australia (New South Wales) | Stutchburia costata (120243 161842) | |
| Roadian | Australia (Tasmania) | Stutchburia costata (105423) | |
| Roadian | New Zealand (Southland) | Stutchburia costata (41781) | |
| Wordian | Australia (New South Wales) | Cardinia costata (83172) Orthonota costata (133342 134048) | |
| Wuchiapingian | Australia (Queensland) | Stutchburia costata (104023 120341 120535 120665) | |
| Changhsingian | Italy | Stutchburia costata (230026 230037 230054) |