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Holocephalinidae
Taxonomy
Holocephalinidae was named by Hupé (1953). It is not extant. Its type is Holocephalina.
It was assigned to Ptychopariida by Jell and Adrain (2002); and to Trilobita by Adrain (2011).
It was assigned to Ptychopariida by Jell and Adrain (2002); and to Trilobita by Adrain (2011).
Subtaxa
Synonymy list
| Year | Name and author |
|---|---|
| 1953 | Holocephalinidae Hupé |
| 2002 | Holocephalinidae Jell and Adrain p. 472 |
| 2011 | Holocephalinidae Adrain p. 108 |
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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. †Holocephalinidae Hupé 1953
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G. †Holocephalina Salter 1864
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†Holocephalina chinensis Yang et al. 1993
†Holocephalina linnarssoni Grönwall 1902
†Holocephalina trapezia Yang et al. 1993
Invalid names: Carausia Hicks 1872 [synonym]
G. †Holocephalites Zhou 1982
G. †Sdzuyella Hajrullina 1975
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, c = class | |||||
| References: Whittington et al. 1997, Aberhan et al. 2004 | |||||
Age range: base of the Taijangian to the top of the Merioneth or 509.00000 to 485.40000 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Taijangian | China (Henan) | Holocephalina chinensis, Holocephalina trapezia (127072) | |
| Middle Cambrian | Greenland | Dasometopus groenlandicus (10484 10485) | |
| Mayan | Russian Federation | Dasometopus breviceps (10118) | |
| Mayan | Kazakhstan | Menevia venulosa (10030) | |
| Menevian | United Kingdom (Wales) | Holocephalina primordialis, Meneviella venulosa (193783) Meneviella venulosa (193782) | |
| Menevian | USA (Alaska) | Dasometopus breviceps (10508) | |
| Merioneth | USA (Vermont) | Meneviella sp. (217) | |
| Tremadoc | Argentina | Dasometopus marginatus (8897) |