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Hypsiptycha occidens
Taxonomy
Rhynchotrema increbescens occidens was named by Wilson (1926) [The lectotype selected by Jin et al. (1989)
= Rhynchotrema pisina Wilson 1926 p. 22, pl. 4, fig. 13]. Its type specimen is GSC 6746 and is a 3D body fossil.
It was recombined as Hypsiptycha occidens by Jin et al. (1989), Jin and Lenz (1992), Jin et al. (1997), Jin and Zhan (2001).
It was recombined as Hypsiptycha occidens by Jin et al. (1989), Jin and Lenz (1992), Jin et al. (1997), Jin and Zhan (2001).
Entered
by P. Wagner on 2015-02-11; modified by P. Wagner on 2015-07-26
Synonymy list
| Year | Name and author |
|---|---|
| 1926 | Rhynchotrema increbescens occidens Wilson p. 21 figs. pl. 4, figs. 6-10. |
| 1989 | Hypsiptycha occidens Jin et al. p. 26 figs. pl. 2.1, figs. 5-26; pl. 2.2, figs. 1-10; pl. 2.9, figs. 1-8. |
| 1992 | Hypsiptycha occidens Jin and Lenz p. 105 figs. pl. 7, figs. 19-21; pl. 8, figs. 1-12. |
| 1997 | Hypsiptycha occidens Jin et al. p. 38 figs. pl. 23, figs. 1-24 |
| 2001 | Hypsiptycha occidens Jin and Zhan pp. 50 - 52 figs. Pl. 17, figs. 1-19; Pl. 18, figs. 1-7; Pl. 23, figs. 4, 5; Figs. 24-26 |
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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.
†Hypsiptycha occidens Wilson 1926
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004, Hendy 2009, Hendy et al. 2009 | |||||
Age range: base of the Maysvillian to the top of the Richmondian or 450.20000 to 445.50000 Ma
Collections (15 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Maysvillian | Canada (Manitoba) | Hypsiptycha occidens (166398 166420) | |
| Richmondian | Canada (Manitoba) | Hypsiptycha occidens (166380 166389 166392 166393 166394 166395 166400 166500 278651) | |
| Richmondian | Canada (British Columbia) | Hypsiptycha occidens (12703 166383 166387 166388) |