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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Neoproetus (Triproetus) was named by Kobayashi and Hamada (1979) [Sepkoski's age data: C Step P Leon-l].
It was reranked as Triproetus by Brezinski (1992), Jell and Adrain (2002), Sepkoski (2002), Owens (2003), Fortey and Heward (2015).
It was assigned to Neoproetus by Kobayashi and Hamada (1979); to Proetida by Sepkoski (2002); to Ditomopyginae by Owens (2003); and to Proetidae by Brezinski (1992), Jell and Adrain (2002), Fortey and Heward (2015).
It was reranked as Triproetus by Brezinski (1992), Jell and Adrain (2002), Sepkoski (2002), Owens (2003), Fortey and Heward (2015).
It was assigned to Neoproetus by Kobayashi and Hamada (1979); to Proetida by Sepkoski (2002); to Ditomopyginae by Owens (2003); and to Proetidae by Brezinski (1992), Jell and Adrain (2002), Fortey and Heward (2015).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1979 | Neoproetus (Triproetus) Kobayashi and Hamada p. 10 |
| 1992 | Triproetus Brezinski p. 930 |
| 2002 | Triproetus Jell and Adrain p. 455 |
| 2002 | Triproetus Sepkoski |
| 2003 | Triproetus Owens p. 382 |
| 2015 | Triproetus Fortey and Heward p. 214 |
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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.
G. †Triproetus Kobayashi and Hamada 1979
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†Triproetus altasulcus Brezinski 1992
†Triproetus angustus Brezinski 1992
†Triproetus bonbon Fortey and Heward 2015
†Triproetus spitsbergensis Osmólska 1968
†Triproetus subovalis Kobayashi and Hamada 1979
†Triproetus tumidus Brezinski 1992
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| D. K. Brezinski 1992 | Glabella pyriform in outline; frontal lobe inflated; anterior border poorly developed or lackin Preoccipital lobes small, slightly swollen; eyes large; facial sutures with very long c to ' section. Pygidium with broad ax and border flanged. |
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Hendy 2009, Aberhan et al. 2004, Fortey and Owens 1999 | |||||
Age range: base of the Asselian to the top of the Capitanian or 298.90000 to 259.51000 Ma
Collections (25 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Asselian | Thailand | Neoproetus subovalis (133251) | |
| Asselian | USA (Texas) | T. angustus (43468 43472 43474 43475 75939) | |
| Asselian | Svalbard and Jan Mayen | Ditomopyge spitsbergensis (116062) | |
| Sakmarian | Canada (Yukon) | Ditomopyge spitsbergensis (116371) | |
| Sakmarian | USA (Texas) | T. altasulcus (102612) | |
| Artinskian | USA (Texas) | T. altasulcus (43544 75931) T. tumidus (43588 102613 102620) T. tumidus, T. altasulcus (43559 102617) | |
| Kungurian | Oman | T. bonbon (166923) | |
| Kungurian | USA (Texas) | T. altasulcus (43558 43586) T. angustus (75864) T. tumidus (43534 102608) | |
| Kungurian - Roadian | Oman | T. bonbon (166924) | |
| Kazanian | Indonesia (Timor) | T. trigonoceps (216428) | |
| Capitanian | Malaysia | Neoproetus subovalis (62915) |