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Rhipidognathus
Taxonomy
Rhipidognathus was named by Branson et al. (1951) [Sepkoski's age data: O Aren-u O Ashg-m Sepkoski's reference number: 800].
It was assigned to Conodontophorida by Sepkoski (2002); and to Rhipidognathidae by Zhen et al. (2001), Pyle and Barnes (2002).
It was assigned to Conodontophorida by Sepkoski (2002); and to Rhipidognathidae by Zhen et al. (2001), Pyle and Barnes (2002).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1951 | Rhipidognathus Branson et al. |
| 2001 | Rhipidognathus Zhen et al. p. 204 |
| 2002 | Rhipidognathus Pyle and Barnes p. 110 |
| 2002 | Rhipidognathus 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. †Rhipidognathus Branson et al. 1951
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†Rhipidognathus symmetricus Branson et al. 1951
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, subp = subphylum | |||||
| References: Carroll 1988, Aberhan 1992 | |||||
Age range: base of the Floian to the top of the Ludfordian or 477.10000 to 422.70000 Ma
Collections (30 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Floian | China (Hunan) | R. yichangensis (226639) | |
| Late/Upper Ordovician | Russian Federation (Severnaya Zemlya) | R. symmetricus (178073 178077) | |
| Katian | China | R. symmetrica (187374) R. symmetrica, R. symmetricus (187378 187386 187388) | |
| Richmondian | Canada (Manitoba) | R. symmetricus (177633 177645) | |
| Richmondian | Greenland | R. symmetricus (182392 182976 183031 183032) | |
| Richmondian | Canada (Northwest Territories) | R. symmetricus (26091 26096) | |
| Richmondian | Canada (Québec) | R. symmetricus (24569) | |
| Pusgillian | Russian Federation (Siberia) | R. sp. (9312) | |
| Ashgill | Canada (Québec) | R. symmetricus (24571 24841) | |
| Ashgill - Wenlock | Canada (Nunavut) | R. symmetricus (188191) | |
| Rawtheyan - Cautleyan | Russian Federation (Siberia) | R. sp. (9313) | |
| Gamachian | Canada (Manitoba) | R. symmetricus (177634 177660 177683 177684) | |
| Ludfordian | Sweden (Gotland) | R. sp. (200169 200171) | |
| Ludfordian - Pridoli | Sweden (Gotland) | R. sp. (200196 200205 200206) |