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Taxonomy
Hawaiarca was named by Dall et al. (1938) [Sepkoski's age data: T Eo-m-l R Sepkoski's reference number: 1112]. It is extant. Its type is Hawaiarca rectangula.
It was reranked as Anadara (Hawaiarca) by Woodring (1973); it was reranked as Barbatia (Hawaiarca) by Spencer et al. (2004).
It was assigned to Anadara by Woodring (1973); to Arcoida by Sepkoski (2002); to Barbatia by Spencer et al. (2004); and to Hawaiarcinae by Bouchet et al. (2010).
It was reranked as Anadara (Hawaiarca) by Woodring (1973); it was reranked as Barbatia (Hawaiarca) by Spencer et al. (2004).
It was assigned to Anadara by Woodring (1973); to Arcoida by Sepkoski (2002); to Barbatia by Spencer et al. (2004); and to Hawaiarcinae by Bouchet et al. (2010).
Subtaxa
Species lacking formal opinion data
Barbatia awamoana, Barbatia beaugrandi, Barbatia cochlearis, Barbatia decussata, Barbatia dejaeri, Barbatia fractura, Barbatia helblingii, Barbatia kubara, Barbatia laekeniana, Barbatia laeviuscula, Barbatia mackayi, Barbatia palmerae, Barbatia reklawensis, Barbatia reklawensis, Barbatia salebrosus, Barbatia salebrosus, Barbatia sorongensis, Barbatia striatularis, Barbatia textiliosa, Barbatia thurrelli, Barbatia uxoripalmeri, Barbatia vincenti
Synonymy list
| Year | Name and author |
|---|---|
| 1938 | Hawaiarca Dall et al. |
| 1973 | Anadara (Hawaiarca) Woodring p. 498 |
| 2002 | Hawaiarca Sepkoski |
| 2004 | Barbatia (Hawaiarca) Spencer et al. |
| 2010 | Hawaiarca Bouchet et al. |
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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.
Subg. Barbatia (Hawaiarca) Dall et al. 1938
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†Anadara (Hawaiarca) cibaoica Maury 1917
†Anadara (Hawaiarca) donacia Dall 1898
†Anadara (Hawaiarca) guajatica Sheldon and Maury 1920
Barbatia (Hawaiarca) alia Dall et al. 1938
Barbatia (Hawaiarca) rectangula Dall et al. 1938
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family | |||||
| References: Aberhan et al. 2004, Mikkelsen and Bieler 2008 | |||||
Age range
Maximum range based only on fossils: base of the Burdigalian to the top of the Early/Lower Pleistocene or 20.45000 to 0.77400 Ma
Minimum age of oldest fossil (stem group age): 15.98 Ma
Minimum age of oldest fossil (stem group age): 15.98 Ma
Collections (13 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Burdigalian | Panama | Anadara sp. (42623) | |
| Middle Miocene | Puerto Rico | Arca guajatica (80242 80244) | |
| Tortonian | Dominican Republic | Scapharca cibaoica (58816 58817) | |
| Late/Upper Miocene | Dominican Republic | Scapharca cibaoica (58869) | |
| Late/Upper Miocene | Haiti | Anadara donacia (60108) | |
| Late/Upper Pliocene | Jamaica | Anadara donacia (58522 69089 69090 69094) | |
| Piacenzian | Panama (Bocas) | Hawaiarca sp. (79988) | |
| Early/Lower Pleistocene | Taiwan | Hawaiarca uwaensis (96257) |