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Chengkouaspididae
Taxonomy
Chengkouaspidae was named by Zhang et al. (1980). It is not extant.
It was corrected as Chengkouaspididae by Geyer and Landing (2004), Adrain (2011).
It was assigned to Redlichiida by Whittington et al. (1997), Geyer and Landing (2004); and to Redlichioidea by Adrain (2011).
It was corrected as Chengkouaspididae by Geyer and Landing (2004), Adrain (2011).
It was assigned to Redlichiida by Whittington et al. (1997), Geyer and Landing (2004); and to Redlichioidea by Adrain (2011).
Synonymy list
| Year | Name and author |
|---|---|
| 1980 | Chengkouaspidae Zhang et al. p. 227 |
| 1997 | Chengkouaspidae Whittington et al. p. 467 |
| 2004 | Chengkouaspididae Geyer and Landing p. 193 |
| 2011 | Chengkouaspididae Adrain p. 104 |
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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. †Chengkouaspididae Zhang et al. 1980
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G. †Bathynotellus Lermontova 1940
G. †Belliceps Repina 1966
G. †Bulaiaspis Repina 1956
G. †Elegestina Pokrovskaya 1959
G. †Pseudoresserops Repina 1965
G. †Terechtaspis Repina 1960
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class | |||||
| References: Hendy et al. 2009, Aberhan et al. 2004, Whittington et al. 1997 | |||||
Age range: base of the Atdabanian to the top of the Botomian or 521.00000 to 512.10000 Ma
Collections (22 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Atdabanian | Russian Federation (Khakasiya) | Inella monstrobilica (81314) Inella ocularia, Inella monstrobilica (81328) Inella sp. (81329) | |
| Atdabanian | Mongolia | Bulaiaspis tassevica (232790) Pseudoresserops sp. (232791) | |
| Atdabanian | Kazakhstan | Bulaiaspis ungulatum, Bulaiaspis reticulata, Bulaiaspis limbata (225202) | |
| Nangaoian | China (Chongqing) | Chengkouaspis longioculus (127757) | |
| Botomian | Russian Federation (Tuva) | Terechtaspis coronaria (81480) Terechtaspis oblonga, Terechtaspis accepta, Terechtaspis coronaria (81481) Terechtaspis sp. (81478) | |
| Dyeran | USA (Vermont) | Bathynotus holopygus (121235) Bathynotus sp. (191) | |
| Dyeran | USA (Nevada) | Bathynotus holopygus (10569) Bathynotus sp. (204998 204999 205007) | |
| Duyunian | China (Guizhou) | Bathynotus kueichouensis (125150 125151 125152 125153 125154 235431) |