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Leucopsacidae
Taxonomy
Leucopsacidae was named by Ijima (1903).
It was assigned to Lychniscosa by Pisera and Busquets (2002); to Lyssacinosa by Reid (2004); and to Lyssacinosida by Brückner (2006), Worheide et al. (2012).
It was assigned to Lychniscosa by Pisera and Busquets (2002); to Lyssacinosa by Reid (2004); and to Lyssacinosida by Brückner (2006), Worheide et al. (2012).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1903 | Leucopsacidae Ijima p. 29 |
| 2002 | Leucopsacasiidae Pisera and Busquets |
| 2004 | Leucopsacidae Reid p. 458 |
| 2006 | Leucopsacidae Brückner p. 31 |
| 2012 | Leucopsacidae Worheide et al. p. 35 figs. Fig. 1.5 |
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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.
Fm. †Leucopsacidae Ijima 1903
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G. Chaunoplectella Ijima 1896
G. †Reguantella Pisera and Busquets 2002
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Bambach et al. 2007 | |||||
Age range
Maximum range based only on fossils: base of the Coniacian to the top of the Bartonian or 89.80000 to 37.71000 Ma
Minimum age of oldest fossil (stem group age): 85.7 Ma
Minimum age of oldest fossil (stem group age): 85.7 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Coniacian | Denmark | Chaunoplectella macrospiculata (74908) | |
| Late/Upper Campanian | Poland | Chaunoplectella sp. (152579 152581) | |
| Bartonian | Spain | Reguantella cavernosa (61240 61241) |