| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Amorphognathus ordovicicus
Taxonomy
Amorphognathus ordovicicus was named by Bergström and Bergström (1996).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1933 | Amorphognathus ordovicicus Branson and Mehl p. 127 figs. pl. 10, fig. 38 |
| 1996 | Amorphognathus ordovicicus Bergström and Bergström |
| 1997 | Amorphognathus ordovicius Jin et al. |
| 2001 | Amorphognathus ordovicicus Ferretti and Schönlaub |
| 2010 | Amorphognathus ordovicicus Bergström and Leslie pp. 74 - 79 fig. 4 |
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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.
†Amorphognathus ordovicicus Bergström and Bergström 1996
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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 Katian to the top of the Hirnantian or 452.80000 to 443.10000 Ma
Collections (79 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Caradoc | Canada (Nunavut) | Amorphognathus ordovicicus (188104 188197 188198 188200 188201) | |
| Late/Upper Ordovician | Austria | Amorphognathus ordovicicus (187796 187797) | |
| Chatfieldian - Edenian | Canada (Manitoba) | Amorphognathus ordovicicus (177658) | |
| Katian | Canada (Cornwallis Island) | Amorphognathus ordovicicus (211069 211070) | |
| Maysvillian - Richmondian | USA (Nevada) | Amorphognathus ordovicicus (10667 10668) | |
| Kralodvorian | France (Languedoc-Roussillon) | Amorphognathus ordovicicus (166748) | |
| Kralodvorian | Italy (Sardinia) | Amorphognathus ordovicicus (192914) | |
| Vormsi | Sweden (southern Gotland) | Amorphognathus ordovicicus (183645) | |
| Vormsi - Porkuni | Poland (Sandomierz) | Amorphognathus ordovicicus (212365 212366 212367 212400 212401 212402 212403 212405 212406 212407 212408 212409 212410 212411 212412 212417 212424) | |
| Richmondian | Canada (Northwest Territories) | Amorphognathus ordovicicus (26090 26097) | |
| Richmondian | Canada (Manitoba) | Amorphognathus ordovicicus (177632 177644 177659 177681 177682) | |
| Richmondian | Canada (Québec) | Amorphognathus ordovicicus (24569) | |
| Ashgill - Cautleyan | Canada (Québec) | Amorphognathus ordovicicus (24863) | |
| Pirgu | Sweden | Amorphognathus ordovicicus (159344) | |
| Pirgu | Sweden (Dalarne) | Amorphognathus ordovicicus (173714 173716 173717 173718 173724) | |
| Ashgill | Canada (Québec) | Amorphognathus ordovicicus (24566 24571 24572 24861 24972 24975) | |
| Ashgill | Canada (Nunavut) | Amorphognathus ordovicicus (188155) | |
| Ashgill | Austria | Amorphognathus ordovicicus (231709 231710 231711) | |
| Ashgill - Llandovery | Canada (Québec) | Amorphognathus ordovicicus (24505) | |
| Ashgill - Wenlock | Canada (Nunavut) | Amorphognathus ordovicicus (188107 188108 188110 188114 188156 188163 188187 188188 188192 188194) | |
| Cautleyan | Ireland (Leinster) | Amorphognathus ordovicicus (89130) | |
| Gamachian | Canada (Manitoba) | Amorphognathus ordovicicus (177684) | |
| Gamachian | USA (Missouri) | Amorphognathus ordovicicus (177551 177552 177553 177554) | |
| Hirnantian | Canada (Cornwallis Island) | Amorphognathus ordovicicus (211072) | |
| Hirnantian | Spain (Málaga) | Amorphognathus ordovicicus (212332) | |
| Hirnantian | Sweden | Amorphognathus ordovicicus (159341) | |
| Hirnantian | Germany | Amorphognathus ordovicicus (210975) | |
| Porkuni | Sweden (southern Gotland) | Amorphognathus ordovicicus (183653) |