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Paraspirifer
Taxonomy
Paraspirifer is a genus. It is not extant.
It was assigned to Spiriferida by Sepkoski (2002); and to Hysterolitinae by Williams et al. (2006).
It was assigned to Spiriferida by Sepkoski (2002); and to Hysterolitinae by Williams et al. (2006).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 2002 | Paraspirifer Sepkoski |
| 2006 | Paraspirifer Williams et al. p. 1834 |
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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.
G. †Paraspirifer
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Aberhan et al. 2004 | |||||
Age range: base of the Early/Lower Emsian to the top of the Frasnian or 410.62000 to 372.15000 Ma
Collections (38 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pragian - Emsian | China (Nei Mongol) | P. sp. (25757 25791) | |
| Early/Lower Emsian | China (Heilongjiang) | P. cultrijugatus (25844 25845) | |
| Early/Lower Emsian | Russian Federation | P. sandbergeri (35713) | |
| Emsian - Eifelian | Venezuela | P. sp. (35895) | |
| Late/Upper Emsian | Morocco | P. cultrijugatus (221406) | |
| Late/Upper Emsian | Spain (Aragon) | P. cultrijugatus (40431) P. sandbergeri (40419 40422) | |
| Early/Lower Eifelian | Germany | P. cultrijugatus (235161) | |
| Early/Lower Eifelian | Germany (Rhineland-Palatinate) | P. cultrijugatus (235202) | |
| Eifelian | Venezuela | P. sp. (35900) | |
| Eifelian | USA (Indiana) | P. acuminatus (5706) | |
| Eifelian | Spain (Aragon) | P. cultrijugatus (40434 40435 40437) | |
| Eifelian | Canada (Ontario) | P. acuminatus (213759) | |
| Eifelian | Germany (Sauerland) | P. cultrijugatus (229643) | |
| Cazenovian | USA (Ohio) | P. bownockeri (188934) | |
| Givetian | Mauritania | P. sp. (62054) | |
| Givetian | USA (Ohio) | P. bownockeri (38457 38458 38459 38460 38461 38462) | |
| Givetian | USA (New York) | P. acuminatus (94410) P. sp. (8959 8968 8969 8972 8973) | |
| Givetian | USA (Pennsylvania) | P. acuminatus (9675) P. sp. (669) | |
| Givetian | USA (Michigan) | P. bownockeri (38475 38476) | |
| Frasnian | Colombia (Boyaca) | P. sp. (36012) |