Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Trigonarca (Costelliarca) trichinopolitensis
Taxonomy
Arca trinchinopolitensis was named by Forbes (1846).
It was recombined as Trigonarca trichinopolitensis by Stoliczka (1871); it was recombined as Trigonarca (Costelliarca) trichinopolitensis by Kendrick and Vartak (2007).
It was recombined as Trigonarca trichinopolitensis by Stoliczka (1871); it was recombined as Trigonarca (Costelliarca) trichinopolitensis by Kendrick and Vartak (2007).
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1846 | Arca trinchinopolitensis Forbes p. 150 figs. Pl 15, fig 16 |
1871 | Trigonarca trichinopolitensis Stoliczka |
2007 | Trigonarca (Costelliarca) trichinopolitensis Kendrick and Vartak p. 24 figs. 4A-J |
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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.
†Trigonarca (Costelliarca) trichinopolitensis Forbes 1846
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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valve height | 6 | 38.1 | 35.2 | 41.3 | 38.4 | 2.51 |
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Source: f = family, c = class | |||||
References: Mikkelsen and Bieler 2008, Aberhan et al. 2004 |
Age range: base of the Middle Cenomanian to the top of the Coniacian or 99.60000 to 86.30000 Ma
Collections (3 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Early/Lower Cenomanian | India | Trigonarca trichinopolitensis (228245) | |
Middle Cenomanian | India | Trigonarca trichinopolitensis (228246) | |
Coniacian | India (Tamil Nadu) | Trigonarca trichinopolitensis (46442) |