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Taxonomy
Asaphus canalis was named by Whitfield (1886).
It was recombined as Isotelus canalis by Raymond (1905); it was recombined as Isoteloides canalis by Brett and Westrop (1996).
It was recombined as Isotelus canalis by Raymond (1905); it was recombined as Isoteloides canalis by Brett and Westrop (1996).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1886 | Asaphus canalis Whitfield |
| 1905 | Isotelus canalis Raymond |
| 1910 | Isoteloides whitfieldi Raymond |
| 1979 | Isoteloides latimarginatus Fortey p. 72 figs. Pl. 24, figs. 2, 6 |
| 1996 | Isoteloides canalis Brett and Westrop p. 412 |
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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.
†Isoteloides canalis Whitfield 1886
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Invalid names: Isoteloides latimarginatus Fortey 1979 [synonym], Isoteloides whitfieldi Raymond 1910 [synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order, c = class | |||||
| References: Hendy 2009, Aberhan et al. 2004, Hendy et al. 2009 | |||||
Age range: Arenig or 478.60000 to 466.00000 Ma
Collections (15 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Gasconadian | USA (New York) | Asaphus canalis (119377) | |
| Cassinian | Canada (Quebec) | Isoteloides canalis (50060 50062) | |
| Cassinian | Canada (Newfoundland and Labrador) | Isoteloides canalis (133140) Isoteloides latimarginatus (103540 106241) | |
| Cassinian | Canada (Newfoundland) | Isoteloides canalis (195757 195758) | |
| Tulean - Blackhillsian | Canada (Newfoundland and Labrador) | Isoteloides latimarginatus (195776) | |
| Tulean - Blackhillsian | Canada (Newfoundland) | Isoteloides latimarginatus (196380) | |
| Arenig | USA (Vermont) | Isoteloides canalis (55240 55241) | |
| Arenig | USA (New York) | Isoteloides canalis (55243) | |
| Chazyan | Canada (Ontario) | Asaphus canalis (172201) | |
| Chazyan | USA (New York) | Isotelus canalis (171704) |