Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Tridacna evae was named by Harzhauser et al. (2008). Its type specimen is NHM 2006z0272 ⁄ 0002, a shell, and it is a 3D body fossil.
Synonymy list
Year | Name and author |
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2008 | Tridacna evae Harzhauser et al. pp. 204-205 figs. text-fig. 5 |
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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.
†Tridacna evae Harzhauser et al. 2008
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Diagnosis
Reference | Diagnosis | |
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M. Harzhauser et al. 2008 | Suboval, rather small Tridacna with up to nine rounded ribs separated by wider interspaces. Sculpture also strongly expressed in the interior shell. Concave ventral margin with byssal gape. Hinge reduced with narrow posterior laterals and very weak and posteriorly displaced posterior cardinal tooth (left valve). |
Measurements
No measurements are available
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Source: g = genus, subf = subfamily, f = family | |||||
References: Kiessling 2004, Hendy et al. 2009, Whittington et al. 1997 |
Age range: Aquitanian or 23.03000 to 20.44000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
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Aquitanian | Oman | Tridacna evae (75609) |