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Taxonomy
Machaerodonax was named as a genus. It is extant.
It was reranked as Donax (Machaerodonax) by Cox et al. (1969).
It was assigned to Donax by Cox et al. (1969); and to Veneroida by Sepkoski (2002).
It was reranked as Donax (Machaerodonax) by Cox et al. (1969).
It was assigned to Donax by Cox et al. (1969); and to Veneroida by Sepkoski (2002).
Species lacking formal opinion data
Donax abesconi, Donax acutangula, Donax aemulus, Donax aequalis, Donax aequilibrata, Donax bertini, Donax bipartitus, Donax brightonensis, Donax burdigalensis, Donax burnupi, Donax chipolanus, Donax columbella, Donax dentiferus, Donax dentiger, Donax emmonsi, Donax emmonsi, Donax fabagelloides, Donax francisensis, Donax gonoides, Donax intermedia, Donax lanceolata, Donax lennoxi, Donax lennoxi, Donax levesquei, Donax longissimus, Donax lucidus, Donax madagascariensis, Donax marensis, Donax navicula, Donax oweni, Donax parvula, Donax peruvianus, Donax priscus, Donax roemeri, Donax rogersi, Donax scortum, Donax stoffelsi, Donax subovatum, Donax transversa, Donax truncatus, Donax tumida, Donax vagus, Donax valhosierr, Donax valhosierr, Donax variabilis, Donax variegatus, Donax variegatus, Donax venustus
Synonymy list
| Year | Name and author |
|---|---|
| 1969 | Donax (Machaerodonax) Cox et al. p. N628 |
| 2002 | Machaerodonax Sepkoski |
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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. Donax (Machaerodonax)
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, c = class | |||||
| References: Aberhan et al. 2004, Sanchez Roig 1926 | |||||
Age range: Early/Lower Pliocene or 5.33300 to 3.60000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Pliocene | Trinidad and Tobago | Donax sp. (60417) |