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Subansiria ranganensis
Taxonomy
Subansiria ranganensis was named by Sahni and Srivastava (1956). Its type specimen is GSI 17665, a shell (Articulated shell), and it is not a trace fossil. Its type locality is Bighu Nala, Ranga Valley, Subansiri District, which is in a Sakmarian carbonate limestone in India.
Synonymy list
Year | Name and author |
---|---|
1956 | Subansiria ranganensis Sahni and Srivastava p. 212 figs. Pl 37, figs 1-10, 14 |
1978 | Subansiria ranganensis Singh p. 178 figs. Pl 3, figs 1,2 |
1983 | Subansiria ranganensis Hu p. 110 figs. Pl 14, figs 1-6; text-fig 6 |
1989 | Subansiria ranganensis Waterhouse and Ranga Rao p. 30 fig. 5.2,5.3 |
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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.
†Subansiria ranganensis Sahni and Srivastava 1956
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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shell height | 3 | 29.6 | 24.2 | 36.0 | 29.9 | 5.90 |
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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: Sakmarian or 293.52000 to 290.10000 Ma
Collections (3 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Sakmarian | China (Xizang) | Subansiria ranganensis (82294) | |
Sakmarian | India | Subansiria ranganensis (117914) | |
Sakmarian | India (Arunachal Pradesh) | Subansiria ranganensis (type locality: 83007) |