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Kymagnostus
Taxonomy
Kymagnostus was named by Hohensee and Stitt (1989) [Sepkoski's age data: Cm Fran-l Sepkoski's reference number: 887]. It is not extant.
It was assigned to Agnostida by Sepkoski (2002); and to Agnostidae by Jell and Adrain (2002).
It was assigned to Agnostida by Sepkoski (2002); and to Agnostidae by Jell and Adrain (2002).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1989 | Kymagnostus Hohensee and Stitt p. 861 |
| 2002 | Kymagnostus Jell and Adrain p. 395 |
| 2002 | Kymagnostus 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. †Kymagnostus Hohensee and Stitt 1989
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†Kymagnostus harti Hohensee and Stitt 1989
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order | |||||
| References: Kiessling 2004, Hendy 2009 | |||||
Age range: Steptoean or 497.00000 to 493.50000 Ma
Collections (12 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Steptoean | USA (Arkansas) | K. harti (225281) | |
| Furongian | USA (Arkansas) | K. harti (229128 229129 229130 229131 229133 229193 229194 229196 229197 229198) | |
| Furongian | USA (Oklahoma) | K. harti (229191) |