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Ctenocystidae
Taxonomy
Ctenocystidae was named by Sprinkle and Robison (1978). It is not extant. Its type is Ctenocystis.
It was assigned to Ctenocystoidea by Sprinkle and Robison (1978) and Jell et al. (1985); and to Ctenocystoida by Rahman and Clausen (2009).
It was assigned to Ctenocystoidea by Sprinkle and Robison (1978) and Jell et al. (1985); and to Ctenocystoida by Rahman and Clausen (2009).
Subtaxa
Ctenocystis (type genus)
Synonymy list
| Year | Name and author |
|---|---|
| 1978 | Ctenocystidae Sprinkle and Robison |
| 1985 | Ctenocystidae Jell et al. p. 197 |
| 2009 | Ctenocystidae Rahman and Clausen p. 415 |
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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. †Ctenocystidae Sprinkle and Robison 1978
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G. †Ctenocystis Robison and Sprinkle 1969
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†Ctenocystis colodon Ubaghs and Robison 1988
†Ctenocystis jagoi Jell et al. 1985
†Ctenocystis smithi Ubaghs 1987
†Ctenocystis utahensis Robison and Sprinkle 1969
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum | |||||
| References: Aberhan 1992, Rahman and Clausen 2009 | |||||
Age range: base of the Middle Cambrian to the top of the Undillan or 509.00000 to 500.50000 Ma
Collections (11 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Delamaran | USA (Utah) | Ctenocystis utahensis (75637 75639 77218 90588) | |
| Amgan | Czech Republic (Bohemia) | Ctenocystis sp. (67738) | |
| Middle Cambrian | France (Languedoc-Roussillon) | Ctenocystis smithi (198923 198927) | |
| Middle Cambrian | Czech Republic (Středočeský) | Ctenocystis sp. (196730 196731) | |
| Floran - Undillan | Australia (Tasmania) | Ctenocystis jagoi (193846) | |
| Marjumian | USA (Utah) | Ctenocystis colodon (201599) |