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Choia
Taxonomy
Choia was named by Walcott (1920) [Sepkoski's age data: Cm Atda-u O Trem Sepkoski's reference number: 883,1019,1066]. It is the type genus of Choiidae.
It was assigned to Choiidae by Finks et al. (2004); to Demospongia by Briggs et al. (1994), Sepkoski (2002) and Bambach et al. (2007); and to Protomonaxonida by Rigby et al. (2010).
It was assigned to Choiidae by Finks et al. (2004); to Demospongia by Briggs et al. (1994), Sepkoski (2002) and Bambach et al. (2007); and to Protomonaxonida by Rigby et al. (2010).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1920 | Choia Walcott |
| 1994 | Choia Briggs et al. |
| 2002 | Choia Sepkoski |
| 2004 | Choia Finks et al. |
| 2007 | Choia Bambach et al. p. S80 |
| 2010 | Choia Rigby et al. |
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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. †Choia Walcott 1920
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†Choia carteri Walcott 1920
†Choia hindei Dawson 1896
†Choia ridleyi Walcott 1920
†Choia striata Xiao et al. 2005
†Choia utahensis Walcott 1920
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, c = class | |||||
| References: Kiessling 2004, Bambach et al. 2007, Whittington et al. 1997 | |||||
Age range: base of the Meishucunian to the top of the Early/Lower Emsian or 530.70000 to 402.50000 Ma
Collections (43 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Cambrian | China (Yunnan) | C. ridley, C. carteri, C. hindei, C. utahensis (156226) | |
| Meishucunian | China (Anhui) | C. striata, C. utahensis (96370) | |
| Atdabanian | China (Yunnan) | C. hindei (90164 90166) C. sp. (68083 86929 86930) C. xiaolantianensis (86851) | |
| Atdabanian | Greenland (Peary Land) | C. hindei (90574) | |
| Nangaoian | China (Yunnan) | C. hindei (132327) | |
| Nangaoian | China (Guizhou) | C. zunyiensis (128419) | |
| Nangaoian | China (Hubai) | C. sp. (219687) | |
| Atdabanian - Botomian | Greenland | C. hindei (121183 121184 121185) | |
| Botomian | China (Yunnan) | C. sp. (90368) | |
| Delamaran | USA (Utah) | C. sp. (77217) | |
| Delamaran | Canada (British Columbia) | C. carteri (121953 121954 121955 121957 121959 121960) C. carteri, C. ridleyi (121962) C. carteri, C. ridleyi, C. hindei (121963) C. sp. (84426 84427 84428) | |
| Middle Cambrian | USA (Utah) | C. carteri, C. ridleyi (106179) | |
| St Davids | USA (Utah) | C. carteri, C. utahensis (121233) C. sp. (216) | |
| St Davids | Canada (British Columbia) | C. carteri (122094) | |
| Menevian | USA (Utah) | C. carteri, C. utahensis (56187) C. hindei (56186) | |
| Marjumian | USA (Utah) | C. carteri, C. hindei, C. utahensis (230679) C. carteri, C. utahensis (77206 230682) C. hindei (77207) C. sp. (260) C. utahensis (56144) | |
| Tremadocian | Morocco | C. sp. (96112) | |
| Floian - Dapingian | Morocco | C. sp. (120549) | |
| Early/Lower Emsian | Germany (Gemuenden) | C. sp. (26903) |