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Trapezium (Neotrapezium)
Taxonomy
Neotrapezium was named by Habe (1951) [Sepkoski's age data: T Eo-l R Sepkoski's reference number: 1112]. It is extant.
It was reranked as Trapezium (Neotrapezium) by Matsubara et al. (2010).
It was assigned to Trapeziidae by Vokes (1980); to Trapezidae by Squires (1999); to Veneroida by Sepkoski (2002); and to Trapezium by Matsubara et al. (2010).
It was reranked as Trapezium (Neotrapezium) by Matsubara et al. (2010).
It was assigned to Trapeziidae by Vokes (1980); to Trapezidae by Squires (1999); to Veneroida by Sepkoski (2002); and to Trapezium by Matsubara et al. (2010).
Synonymy list
| Year | Name and author |
|---|---|
| 1951 | Neotrapezium Habe |
| 1980 | Neotrapezium Vokes p. 159 |
| 1999 | Neotrapezium Squires p. 19 |
| 2002 | Neotrapezium Sepkoski |
| 2010 | Trapezium (Neotrapezium) Matsubara et al. p. 133 |
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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. Trapezium (Neotrapezium) Habe 1951
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†Neotrapezium californicum Squires 1999
†Trapezium (Neotrapezium) kobe Matsubara et al. 2010
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| Reference: Aberhan et al. 2004 | |||||
Age range: base of the Lutetian to the top of the Pleistocene or 47.80000 to 0.01170 Ma
Collections (19 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Lutetian | USA (California) | Neotrapezium californicum (210283 210285 210286 210287 210290) | |
| Lutetian - Bartonian | Japan (Hyogo) | Trapezium kobe (102034 102036 102038 102039 102040 102041) | |
| Early/Lower Miocene | Japan | Trapezium isoharense (70323 70324 70326) Trapezium isoharensis (70320 70322) Trapezium sp. (70336) | |
| Pleistocene | Japan | Trapezium liratum (96946 97028) |