Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Arca trapeziformis was named by Martin (1879) [DISTRIBUTION: Late Miocene; Indonesia.]. It is not a trace fossil.
It was recombined as Barbatia (Acar) trapeziformis by Skwarko (1994).
It was recombined as Barbatia (Acar) trapeziformis by Skwarko (1994).
Sister species lacking formal opinion data
Arca halmyrus, B. awamoana, B. cochlearis, B. decussata, B. dejaeri, B. fractura, B. helblingii, B. kubara, B. laekeniana, B. mackayi, B. palmerae, B. reklawensis, B. salebrosus, B. sorongensis, B. striatularis, B. textiliosa, B. vincenti, B. beaugrandi, B. laeviuscula, B. thurrelli, B. uxoripalmeri
Synonymy list
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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.
†Barbatia (Acar) trapeziformis Martin 1879
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: g = genus, f = family | |||||
References: Sanchez Roig 1926, Mikkelsen and Bieler 2008 |
Age range: Late/Upper Miocene or 11.60800 to 5.33300 Ma
Collections (2 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Late/Upper Miocene | Indonesia | Barbatia trapeziformis (70083 70098) |