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Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Holotrachelus
Taxonomy
Holotrachelus was named by Holm (1898).
It was assigned to Proetida by Sepkoski (2002); to Holotrachelidae by Warburg (1925), Owen (1981), Jell and Adrain (2002); and to Cheiruridae by Lamsdell and Selden (2015).
It was assigned to Proetida by Sepkoski (2002); to Holotrachelidae by Warburg (1925), Owen (1981), Jell and Adrain (2002); and to Cheiruridae by Lamsdell and Selden (2015).
Species
Synonymy list
Year | Name and author |
---|---|
1898 | Holotrachelus Holm |
1925 | Holotrachelus Warburg |
1981 | Holotrachelus Owen |
2002 | Holotrachelus Jell and Adrain p. 385 |
2002 | Holotrachelus Sepkoski |
2015 | Holotrachelus Lamsdell and Selden p. 382 |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: f = family, c = class | |||||
References: Hendy 2009, Aberhan et al. 2004 |
Age range: base of the Oandu to the top of the Richmondian or 452.80000 to 445.50000 Ma
Collections (15 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Oandu - Keila | Sweden (Dalarne) | H. punctillosus (161866) | |
Katian | Sweden (Dalarna) | H. punctillosus (89486 124939 155421) | |
Katian - Hirnantian | Sweden (Dalarne) | H. punctillosus (73413) | |
Edenian - Richmondian | Canada (Quebec) | H. inexpectans (37798) | |
Pirgu | Sweden | H. punctillosus (161783) | |
Pusgillian - Rawtheyan | Norway (Ringerike) | H. punctillosus (163026) | |
Pirgu - Hirnantian | Sweden (Dalarna) | H. punctillosus (158137) | |
Pirgu - Hirnantian | Sweden (Dalarne) | H. punctillosus (73408) | |
Pirgu - Porkuni | Sweden (Dalarne) | H. punctillosus (73462) | |
Cautleyan - Hirnantian | Ireland | H. punctillosus (161780) | |
Rawtheyan | Norway (Ringerike) | H. punctillosus (163348) | |
Rawtheyan | United Kingdom (England) | H. punctillosus (161737) | |
Rawtheyan - Hirnantian | Norway | H. punctillosus (163364) |