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Etrema
Taxonomy
Etrema was named by Hedley (1918) [Sepkoski's age data: T Ol-l R Sepkoski's reference number: 696]. It is extant.
It was assigned to Mangeliinae by MacNeil (1960); to Turridae by Ladd (1982); to Neogastropoda by Sepkoski (2002); and to Clathurellidae by Bouchet et al. (2011).
It was assigned to Mangeliinae by MacNeil (1960); to Turridae by Ladd (1982); to Neogastropoda by Sepkoski (2002); and to Clathurellidae by Bouchet et al. (2011).
Species lacking formal opinion data
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1918 | Etrema Hedley |
| 1960 | Etrema MacNeil p. 116 |
| 1966 | Iraquetrema Dance and Eames |
| 1982 | Etrema Ladd p. 69 |
| 2002 | Etrema Sepkoski |
| 2011 | Etrema Bouchet et al. p. 279 |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: superf = superfamily, c = class | |||||
| References: Hendy et al. 2009, Kiessling 2004 | |||||
Age range: base of the Lutetian to the top of the Late/Upper Pliocene or 48.07000 to 2.58000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Lutetian | United Kingdom (England) | E. sp. (8124) | |
| Late/Upper Miocene | Australia (South Australia) | E. weymouthensis (63432) | |
| Late/Upper Miocene | Palau | E. palauensis (77930) | |
| Early/Lower Pliocene | Japan (Okinawa) | E. saplisi (42232) | |
| Late/Upper Pliocene | Fiji | E. sp. A (78063) |