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Helictites decorus
Taxonomy
Helictites decorus was named by McLearn (1940). Its type specimen is GSC 8824 and is a 3D body fossil.
Synonymy list
| Year | Name and author |
|---|---|
| 1940 | Helictites decorus McLearn p. 49 figs. Pl 2, figs 4,5 |
| 1981 | Helictites decorus Tatzreiter |
| 1994 | Helictites decorus Tozer p. 205 figs. Pl 137, figs 6a,b; text-fig 111a |
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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.
†Helictites decorus McLearn 1940
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell diameter | 1 | 16.9 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Alaunian or 215.56000 to 212.00000 Ma
Collections (13 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Norian | Canada (British Columbia) | Helictites decorus (140040) | |
| Alaunian | Canada (British Columbia) | Helictites decorus (46630 46631 141710 141711 141712 141713 141721 141722 141724) | |
| Alaunian | Indonesia | Helictites decorus (139412 151066 170398) |