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Prospectatrix
Taxonomy
Prospectatrix was named by Fortey (1981) [Sepkoski's age data: O Trem-u O Aren-u Sepkoski's reference number: 378,726]. Its type is Cyclopyge genatenta.
It was assigned to Ptychopariida by Sepkoski (2002); and to Cyclopygidae by Fortey (1981) and Jell and Adrain (2002).
It was assigned to Ptychopariida by Sepkoski (2002); and to Cyclopygidae by Fortey (1981) and Jell and Adrain (2002).
Species
Species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1981 | Prospectatrix Fortey p. 611 |
2002 | Prospectatrix Jell and Adrain p. 431 |
2002 | Prospectatrix Sepkoski |
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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. †Prospectatrix Fortey 1981
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†Prospectatrix genatenta Stubblefield and Bulman 1927
Diagnosis
Reference | Diagnosis | |
---|---|---|
R. A. Fortey 1981 | The diagnosis given in the Treatise (Richter & Richter in Moore, 1959) is extended to include cyclopygids with seven thoracic segments, and relatively large fixigenal areas, with concomitantly smaller eyes. |
Measurements
No measurements are available
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Source: f = family, c = class | |||||
References: Aberhan et al. 2004, Hendy 2009 |
Age range: base of the Migneintian to the top of the Tremadoc or 485.40000 to 477.70000 Ma
Collections (4 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Tremadoc | Argentina | P. sp. (66205) | |
Migneintian | United Kingdom (England) | Cyclopyge genatenta (3710) P. brevior (3709) | |
Arenig | United Kingdom (England) | P. sp. (3704) |