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Hoskingia trigonopsis
Taxonomy
Dielasma trigonopsis was named by Hosking (1933). Its type specimen is GSWA 4950/1 and is not a trace fossil. Its type locality is Two miles east of survey station R20, Wooramel River, which is in an Artinskian marine siliciclastic in the Madeline Formation of Australia. It is the type species of Hoskingia.
It was recombined as Hoskingia trigonopsis by Campbell (1965).
It was recombined as Hoskingia trigonopsis by Campbell (1965).
Synonymy list
Year | Name and author |
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1933 | Dielasma trigonopsis Hosking pp. 44-46 figs. Pl 3, figs 1a-e; pl 4, figs 1a,b,2 |
1965 | Hoskingia trigonopsis Campbell p. 55 figs. Pl 13, figs 1-8; pl 12, fig 14; text-figs 20-22 |
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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.
†Hoskingia trigonopsis Hosking 1933
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | |||||
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shell height | 1 | 33.3 |
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Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
References: Nesnidal et al. 2013, Aberhan et al. 2004 |
Age range: Artinskian or 290.10000 to 279.30000 Ma
Collections (9 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Artinskian | Australia (Western Australia) | Dielasma trigonopsis (type locality: 105145) Hoskingia trigonopsis (85951 85988 85989 85996 86014 133326 133327 133328) |