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Kirkidium knighti
Taxonomy
Pentamerus knightii was named by Sowerby (1813). It is the type species of Kirkidium.
It was corrected as Pentamerus knighti by Davidson (1871); it was recombined as Conchidium knighti by Northrop (1939); it was recombined as Kirkidium knighti by Amsden et al. (1967); it was recombined as Kirkidium knightii by Bassett and Cocks (1974).
It was corrected as Pentamerus knighti by Davidson (1871); it was recombined as Conchidium knighti by Northrop (1939); it was recombined as Kirkidium knighti by Amsden et al. (1967); it was recombined as Kirkidium knightii by Bassett and Cocks (1974).
Synonymy list
| Year | Name and author |
|---|---|
| 1871 | Pentamerus knighti Davidson pp. 142 - 144 figs. pl. 16, figs. 1-3; pi. 17, figs. 1-10; pi. 19, fig. 3 |
| 1939 | Conchidium knighti Northrop p. 169 |
| 1967 | Kirkidium knighti Amsden et al. pp. 865 - 866 figs. PI. 106, figs. 7-12 |
| 1974 | Kirkidium knightii Bassett 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.
†Kirkidium knighti Sowerby 1813
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Aberhan et al. 2004, Nesnidal et al. 2013, Hendy 2009 | |||||
Age range: base of the Wenlock to the top of the Ludfordian or 433.40000 to 423.00000 Ma
Collections (29 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Silurian | USA (Alaska) | Conchidium knighti (111787) | |
| Niagaran | USA (Indiana) | Kirkidium knighti (22818) | |
| Wenlock - Ludlow | China (Xinjiang) | Conchidium knighti (27767) | |
| Wenlock - Ludlow | Canada (Northwest Territories) | Conchidium knighti (188822 188823 188824 188826 188841 188842 188864 188865 188866) | |
| Wenlock - Leintwardine | Sweden (Gotland) | Kirkidium knightii (192371) | |
| Gorstian | United Kingdom (England) | Kirkidium knightii (23209 23211 23213) | |
| Gorstian | Lithuania | Kirkidium knightii (192653) | |
| Gorstian | Sweden (Gotland) | Conchidium knighti (13603) | |
| Gorstian - Ludfordian | Lithuania | Kirkidium knightii (192996) | |
| Gorstian - Ludfordian | Sweden (Gotland) | Kirkidium knightii (13531) | |
| Ludlow | Ukraine | Kirkidium knightii (23376) | |
| Ludlow | Lithuania | Kirkidium knightii (13753 195446) | |
| Ludlow | Russian Federation | Kirkidium knighti (23749) | |
| Ludlow | China (Xinjiang) | Kirkidium knighti (27896) | |
| Ludlow - Pridoli | USA (Alaska) | Conchidium knighti (111896) | |
| Ludfordian | Sweden (Gotland) | Conchidium knighti (13616 70432) | |
| Gleedonian | Canada (Quebec) | Conchidium knighti (157356) |