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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Orthograptus fastigatus
Taxonomy
Orthograptus fastigatus was named by Davies (1929).
It was recombined as Diplograptus fastigatus by Toghill (1970).
It was recombined as Diplograptus fastigatus by Toghill (1970).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1929 | Orthograptus fastigatus Davies p. 4 figs. 3-5 |
| 1970 | Diplograptus fastigatus Toghill p. 21 figs. pl. 14, figs. 1-9. |
| 1987 | Orthograptus fastigatus Melchin pp. 198 - 200 figs. Plate 2, figures 1-7, 9 |
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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.
†Orthograptus fastigatus Davies 1929
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Aberhan 1992, Aberhan et al. 2004 | |||||
Age range: base of the Rawtheyan to the top of the Richmondian or 448.80000 to 445.50000 Ma
Collections (14 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Richmondian | USA (Texas) | Orthograptus fastigatus (184417 184418) | |
| Richmondian | Canada (Nunavut) | Orthograptus fastigatus (184420) | |
| Ashgill | Canada (Nunavut) | Orthograptus fastigatus (184421 184422 184423 184424 184425 184426 184427 184429 184430 184431) | |
| Rawtheyan | United Kingdom (Wales) | Diplograptus fastigatus (8366) |