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Mesotaphraspis
Taxonomy
Mesotaphraspis was named by Whittington and Evitt (1953). Its type is Mesotaphraspis parva.
It was assigned to Mesotaphraspidinae by Owen and Bruton (1980); to Toernquistiidae by Jell and Adrain (2002); to Proetida by Sepkoski (2002); and to Dimeropygidae by Owen (1981) and Adrain and Westrop (2007).
It was assigned to Mesotaphraspidinae by Owen and Bruton (1980); to Toernquistiidae by Jell and Adrain (2002); to Proetida by Sepkoski (2002); and to Dimeropygidae by Owen (1981) and Adrain and Westrop (2007).
Species
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1953 | Mesotaphraspis Whittington and Evitt |
| 1980 | Mesotaphraspis Owen and Bruton |
| 1981 | Mesotaphraspis Owen |
| 2002 | Mesotaphraspis Jell and Adrain p. 405 |
| 2002 | Mesotaphraspis Sepkoski |
| 2007 | Mesotaphraspis Adrain and Westrop p. 346 |
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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. †Mesotaphraspis Whittington and Evitt 1953
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†Mesotaphraspis bockeliei Bruton and Owen 1979
†Mesotaphraspis dalfaskensis Tripp 1980
†Mesotaphraspis inornata Whittington and Evitt 1953
†Mesotaphraspis parva Whittington and Evitt 1953
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Fortey and Owens 1999, Alvarez et al. 2008, Aberhan et al. 2004 | |||||
Age range: base of the Turinian to the top of the Hirnantian or 457.30000 to 443.40000 Ma
Collections (21 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Llandeilo - Aurelucian | United Kingdom (Scotland) | M. circumflexa (182194) | |
| Aurelucian | United Kingdom (Scotland) | M. sp. (181539) | |
| Soudleyan - Marshbrookian | Norway | M. sp. (2948) | |
| Sandbian | United Kingdom (Scotland) | M. dalfaskensis (208115 208116 208125) M. sola (208120) M. sp. (208123) | |
| Sandbian | Kazakhstan | M. spinosus (80177 80224) | |
| Caradoc | Ireland | M. sp. (182517) | |
| Turinian | USA (Virginia) | M. parva (73342) | |
| Ashbyan | USA (Virginia) | M. parva (73341) | |
| Blackriveran | USA (Virginia) | M. inornata (73340) M. parva (105255) | |
| Oandu | Norway (Oslo-Asker) | M. sp. (162529) | |
| Oandu | Norway | M. sp., M. bockeliei (162532) | |
| Oandu - Rakvere | Norway (Oslo-Asker) | M. bockeliei (163191) | |
| Edenian | USA (Pennsylvania) | M. sp. (34895) | |
| Rawtheyan - Hirnantian | Norway | M. sp. (162225 163364) |