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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Agnostogonus
Taxonomy
Agnostogonus was named by Opik (1967) [Sepkoski's age data: Cm Dres-l Sepkoski's reference number: 16]. It is not extant.
It was assigned to Agnostina by Jell and Adrain (2002); and to Agnostida by Sepkoski (2002).
It was assigned to Agnostina by Jell and Adrain (2002); and to Agnostida by Sepkoski (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1967 | Agnostogonus Opik |
| 2002 | Agnostogonus Jell and Adrain p. 338 |
| 2002 | Agnostogonus 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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, o = order | |||||
| References: Kiessling 2004, Hendy 2009 | |||||
Age range: base of the Ayusokkanian to the top of the Dresbachian or 499.50000 to 485.40000 Ma
Collections (17 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Guzhangian | China (Hunan) | A. incognitus (49182 49185 49186 49187 126443 126444) | |
| Ayusokkanian | Kazakhstan | A. incognitus (118191 118238) | |
| Dresbachian | USA (South Dakota) | A. incognitus (7182 7183 7184 7188 7190 7199 7404 8023) | |
| Dresbachian | USA (Wyoming) | A. incognitus (8076) |