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Juanognathus
Taxonomy
Juanognathus was named by Serpagli (1974) [Sepkoski's age data: ]. It is not extant.
It was assigned to Juanognathinae by Sweet (1988); to Conodontophorida by Sepkoski (2002); and to Protopanderodontidae by Pyle and Barnes (2002).
It was assigned to Juanognathinae by Sweet (1988); to Conodontophorida by Sepkoski (2002); and to Protopanderodontidae by Pyle and Barnes (2002).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1974 | Juanognathus Serpagli |
| 1983 | Aurilobodus Xiang and Zhang |
| 1988 | Juanognathus Sweet p. 186 |
| 2002 | Juanognathus Pyle and Barnes p. 75 |
| 2002 | Juanognathus Sepkoski |
| 2005 | Aurilobodus Kuhn and Barnes |
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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. †Juanognathus Serpagli 1974
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Invalid names: Aurilobodus Xiang and Zhang 1983 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class | |||||
| Reference: Aberhan 1992 | |||||
Age range: base of the Blackhillsian to the top of the Richmondian or 474.90000 to 445.50000 Ma
Collections (40 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Ordovician | Canada (British Columbia) | J. variabilis (177742 177743 177761 177762 177763) J. variabilis, J. jaanussoni (177741) | |
| Hunneberg | Estonia (Harju) | J. sp. A (203649 203650) | |
| Tulean - Blackhillsian | Argentina | J. jaanussoni (204144) | |
| Dawan | China (JiangSu) | J. sp. (7923) | |
| Arenig | Argentina | J. sp. (8744 8746 8751) | |
| Arenig | China (Hubei) | J. sp. (4721 4722 4723 4724) | |
| Floian | China (Anhui) | J. variabilis (203690 203691 203692 203693) | |
| Floian | New Zealand (Maruia) | J. variabilis (204052) | |
| Floian | Russian Federation (Siberia) | J. sp. (205659) | |
| Floian - Darriwilian | Russian Federation (Siberia) | J. jaanussoni (205664) | |
| Blackhillsian | Canada (British Columbia) | J. variabilis (177739) | |
| Middle Ordovician | Malaysia | Aurilobodus leptosomatus (186203) | |
| Whiterockian | USA (Nevada) | J. spp. (210662 210663) | |
| Llanvirn | Malaysia | J. variabilis (186497) | |
| Llanvirn | China (HeNan) | Aurilobodus sp. (20771) | |
| Darriwilian | Kazakhstan | J. jaanussoni, J. sp. (220540) | |
| Darriwilian | Argentina | J. jaanussoni (210373 210374 210376 210377 210378 210392 210416 210420) | |
| Maysvillian - Richmondian | Canada (Northwest Territories) | J. n. sp. A. (180204) |