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Aulacognathus
Taxonomy
Aulacognathus was named by Mostler (1967) [Sepkoski's age data: S Ldov-u Sepkoski's reference number: 800,867].
It was assigned to Pterospathodontidae by Sweet (1988); to Conodontophorida by Sepkoski (2002); and to Conodonta by Musteikis and Cocks (2004).
It was assigned to Pterospathodontidae by Sweet (1988); to Conodontophorida by Sepkoski (2002); and to Conodonta by Musteikis and Cocks (2004).
Species
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1967 | Aulacognathus Mostler |
| 1968 | Neospathognathodus Nicoll and Rexroad |
| 1988 | Aulacognathus Sweet p. 187 |
| 2002 | Aulacognathus Sepkoski |
| 2004 | Aulocognathus Musteikis and Cocks |
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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. †Aulacognathus Mostler 1967
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†Aulacognathus bullatus Nicoll and Rexroad 1968
†Aulacognathus latus Nicoll and Rexroad 1968
Invalid names: Neospathognathodus Nicoll and Rexroad 1968 [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 Adavere to the top of the Sheinwoodian or 439.00000 to 430.50000 Ma
Collections (70 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Ashgill - Wenlock | Canada (Nunavut) | A. bullatus (188126) | |
| Ashgill - Gedinnine | Canada (Nunavut) | A. bullatus (188160) A. sp. (188173) | |
| Rhuddanian - Aeronian | Russian Federation (Siberia) | A. bullatus (206542) | |
| Llandovery | USA (Iowa) | A. angulatus (191073 191076) A. angulatus, A. bullatus (191068) A. bullatus (191081) A. kuehni (191075) A. sp. (191074) A. sp., A. angulatus (191077) | |
| Llandovery | USA (Indiana) | Neospathognathodus bullatus (180903) Neospathognathodus ceratoides (180885) Neospathognathodus ceratoides, Neospathognathodus bullatus, Neospathognathodus latus (180908 180914 180935) Neospathognathodus ceratoides, Neospathognathodus latus (180906 180932) Neospathognathodus latus (180898 180911) | |
| Llandovery | Estonia | A. angulatus (187794) A. antiquus (187795) | |
| Llandovery | China | A. sp. (187790 187791) | |
| Llandovery | USA (California) | Neospathognathodus sp. A (226056) | |
| Llandovery | USA (Kentucky) | Neospathognathodus latus (181739) Neospathognathodus pennatus, Neospathognathodus latus (181734) | |
| Llandovery | USA (Ohio) | Neospathognathodus latus (181743) | |
| Aeronian - Telychian | Canada (Nunavut) | A. angulatus (188161) | |
| Aeronian - Telychian | Greenland | A. bullatus (182471 182946 183005 183006 183223 183227) A. latus (183222) | |
| Aeronian - Telychian | Canada (Manitoba) | A. bullatus (177637 177638 177648 177650 177653 177656 177677) | |
| Aeronian - Telychian | China | Aulocognathus bullatus (197405) | |
| Adavere | Estonia (Rapla) | A. kuehni, Neospathognathodus ceratoides (193647) | |
| Telychian | Canada (Cape Manning) | A. bullatus (211218) | |
| Telychian | USA (Nevada) | A. bullatus (180189) A. ceratoides (181150) A. ceratoides, A. kuehni, A. bullatus (180188 181135) A. ceratoides, A. latus (181136) | |
| Telychian | Canada (Nunavut) | A. chapini (211228) | |
| Telychian | Canada (Cornwallis Island) | A. bullatus (211099) | |
| Telychian | Greenland | A. bullatus (182433 182436 182473 183011 183014 183254) A. latus (182437 182440 182478) | |
| Telychian | USA (Utah) | A. sp. (185620) | |
| Telychian - Sheinwoodian | Greenland | A. bullatus, A. latus (182479) | |
| Niagaran | Canada (Québec) | A. bullatus (25035) | |
| Sheinwoodian - Homerian | Canada (Manitoba) | A. bullatus (177639 177649) | |
| Wenlock | USA (New York) | A. latus (766) | |
| Wenlock | Australia (New South Wales) | A. sp. (187247 187248) |