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Tshallograptus fruticosus
Taxonomy
Graptolithus fruticosus was named by Hall (1858). It is the type species of Tshallograptus.
It was recombined as Tetragraptus fruticosus by Ruedemann (1904); it was recombined as Pendeograptus fruticosus by Williams and Stevens (1988); it was recombined as Tshallograptus fruticosus by Vandenberg (2017).
It was recombined as Tetragraptus fruticosus by Ruedemann (1904); it was recombined as Pendeograptus fruticosus by Williams and Stevens (1988); it was recombined as Tshallograptus fruticosus by Vandenberg (2017).
Synonymy list
| Year | Name and author |
|---|---|
| 1858 | Graptolithus fruticosus Hall p. 128 |
| 1904 | Tetragraptus fruticosus Ruedemann p. 649–652 figs. pl. 10, figs 4, 6. |
| 1988 | Pendeograptus fruticosus Williams and Stevens p. 39–41 figs. text-figs 27G, H, J, M only |
| 2017 | Tshallograptus fruticosus Vandenberg pp. 55 - 59 figs. 18I, 20–22, 25I–N |
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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.
†Tshallograptus fruticosus Hall 1858
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. H. M. Vandenberg 2017 | Large tubarium composed of four, rarely five stipes by consecutive dichotomy, proximally pendent, then deflexed, stipe width increasing from 0.8–1.0 mm to a maximum 3.0–4.0 mm in 25 mm. Sicula 2.5–3.5 mm long, nema usually thickened. Thecae number a uniform 7 in 10 mm, inclination increasing ventrally from 10º to as much as 50º in distal parts of mature tubaria. |
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Aberhan et al. 2004, Aberhan 1992 | |||||
Age range: Bendigonian or 474.90000 to 473.10000 Ma
Collections (27 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Canadian | Canada (Northwest Territories) | Tetragraptus fruticosus (25336) | |
| Floian | Bolivia (Méndez) | Pendeograptus fruticosus (204416) | |
| Floian | Canada (Newfoundland) | Tetragraptus fruticosus (198241 198244) | |
| Arenig | Canada (Yukon) | Pendeograptus fruticosus (204010 204014 204016 204017 204021 204026) | |
| Arenig | Australia (Queensland) | Tetragraptus fruticosus (197366 197367 197368 197369 197370 197371 197378 197379 197380 197381 197382 197383) | |
| Arenig | Canada (Newfoundland and Labrador) | Tetragraptus fruticosus (78096) | |
| Arenigian | Argentina (Jujuy) | Tshallograptus fruticosus (220308 220318) | |
| Bendigonian | New Zealand | Tetragraptus fruticosus (63191) | |
| Bendigonian | Australia (Queensland) | Tetragraptus fruticosus (197364) |