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Kotlaia bistriata
Taxonomy
Orthotichia bistriata was named by Reed (1944). Its type specimen is GSI 16771, a valve (ventral valve), and it is a 3D body fossil. Its type locality is West side of ridge 1185, 10 feet below top, SE of Musa Khel, Salt Range, which is in a Capitanian marine horizon in the Amb Formation of Pakistan.
It was recombined as Kotlaia bistriata by Crippa and Angiolini (2012).
It was recombined as Kotlaia bistriata by Crippa and Angiolini (2012).
Synonymy list
Year | Name and author |
---|---|
1944 | Orthotichia bistriata Reed p. 10 figs. Pl 1, figs 5,5a,b |
1974 | Orthotichia bistriata Termier et al. p. 94 figs. Pl 10, figs 4,5; text-fig 13a-c |
2012 | Kotlaia bistriata Crippa and Angiolini p. 156 figs. 13m-u |
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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.
†Kotlaia bistriata Reed 1944
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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shell height | 7 | 10.1 | 6.80 | 15.5 | 9.30 | 3.24 |
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Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
References: Nesnidal et al. 2013, Aberhan et al. 2004 |
Age range: base of the Sakmarian to the top of the Capitanian or 293.52000 to 259.51000 Ma
Collections (24 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Sakmarian | Afghanistan | Orthotichia bistriata (119245) | |
Artinskian - Kungurian | United Arab Emirates | Acosarina indica (97213) | |
Wordian | Oman | Orthotichia bistriata (63373 63376 105714 121854 121861 121862 121863 121878) | |
Wordian | Iran | Kotlaia bistriata (125241 125242 125243 125244 125249 125250 125325) | |
Wordian | Iran (Tehran) | Orthotichia indica (43289 43290 43291 43292 43298) | |
Capitanian | Iran | Kotlaia bistriata (125263) | |
Capitanian | Pakistan | Orthotichia bistriata (type locality: 125864) |