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Glottoceras triangulare
Taxonomy
Knemiceras triangulare was named by Benavides-Caceres (1956). Its type specimen is AMNH 27853, a shell, and it is a 3D body fossil. Its type locality is Bed 8, Sihuas section, which is in an Albian carbonate marl in the Chulec Formation of Peru.
It was recombined as Glottoceras triangulare by Robert (2002).
It was recombined as Glottoceras triangulare by Robert (2002).
Synonymy list
| Year | Name and author |
|---|---|
| 1956 | Knemiceras triangulare Benavides-Caceres pp. 451-452 figs. pl. 47, figs. 1-2 |
| 2002 | Glottoceras triangulare Robert |
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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.
†Glottoceras triangulare Benavides-Caceres 1956
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Diagnosis
No diagnoses are available
Measurements
| part | N | mean | |||||
|---|---|---|---|---|---|---|---|
| shell height | 1 | 55.0 | |||||
| shell diameter | 1 | 97.0 | |||||
| shell inflation | 1 | 15.0 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Middle Albian or 109.00000 to 105.30000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Albian | Peru | Knemiceras triangulare (88190) |