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Distazeris
Taxonomy
Distazeris was named by Raymond (1937) [Sepkoski's age data: Cm uMid-u Sepkoski's reference number: 1017]. It is not extant.
It was assigned to Asaphida by Sepkoski (2002); and to Catillicephalidae by Jell and Adrain (2002).
It was assigned to Asaphida by Sepkoski (2002); and to Catillicephalidae by Jell and Adrain (2002).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1937 | Distazeris Raymond |
| 2002 | Distazeris Jell and Adrain p. 367 |
| 2002 | Distazeris Sepkoski |
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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. †Distazeris Raymond 1937
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Aberhan et al. 2004, Whittington et al. 1997 | |||||
Age range: base of the Guzhangian to the top of the Cassinian or 500.50000 to 471.30000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Guzhangian | China (Hunan) | D. dongtingensis (128930) | |
| Dresbachian | Canada (Yukon) | D. acuta (55211) | |
| Cassinian | United Kingdom (Scotland) | D. adoceta (75589) |