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Taxonomy
Nucula (Acila) nelsoni was named by Clark (1925). Its type specimen is LSJU 3, a shell, and it is a 3D body fossil.
It was recombined as Acila (Truncacila) nelsoni by Durham (1944).
It was recombined as Acila (Truncacila) nelsoni by Durham (1944).
Sister species lacking formal opinion data
Acila ashiyaensis, Acila elongata, Acila minima, Acila piura, Acila elongata, Acila ermani, Acila gottschei, Acila marujamensis, Acila nakazimai, Acila picturata, N. angusta, N. calliope, N. cipleyensis, N. ciplyensis, N. cochlear, N. dasa, N. defuniak, N. dixoni, N. fritschi, N. guillermensis, N. indica, N. meadinga, N. microconcentrica, N. otamatea, N. percrassa, N. potomacensis, N. praelongata, N. pulchra, N. rivulana, N. sagittata, N. stachei, N. subtrigona, N. silicea, N. mametschinskensis, N. planata, N. aptera, N. waiaotea, N. waiotea, N. eudorae
Synonymy list
Year | Name and author |
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1925 | Nucula (Acila) nelsoni Clark |
1944 | Acila (Truncacila) nelsoni Durham p. 134 |
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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.
†Nucula (Acila) nelsoni Clark 1925
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: f = family, c = class | |||||
References: Mikkelsen and Bieler 2008, Aberhan et al. 2004 |
Age range: Late/Upper Oligocene or 28.40000 to 23.03000 Ma
Collections (2 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Late/Upper Oligocene | USA (Washington) | Acila nelsoni (208156 208158) |