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Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Rhipidocystidae
Taxonomy
Rhipidocystidae was named by Jaekel (1901). It is not extant. Its type is Rhipidocystis.
It was assigned to Eocrinoidea by Beaver et al. (1967) and Lewis et al. (1987).
It was assigned to Eocrinoidea by Beaver et al. (1967) and Lewis et al. (1987).
Subtaxa
Synonymy list
Year | Name and author |
---|---|
1901 | Rhipidocystidae Jaekel |
1967 | Rhipidocystidae Beaver et al. p. S489 |
1987 | Rhipidocystidae Lewis et al. p. 1233 |
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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.
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: c = class, p = phylum | |||||
References: Aberhan 1992, Aberhan et al. 2004 |
Age range: base of the Middle Ordovician to the top of the Turinian or 470.00000 to 453.80000 Ma
Collections (7 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Volkhov | Russian Federation | Rhipidocystis sp. (91166) | |
Middle Ordovician | USA (Kentucky) | Batherocystis appressa (124619) | |
Whiterockian | USA (Nevada) | Rhipidocystidae indet. (104470) | |
Whiterockian | USA (Oklahoma) | Mandalacystis dockeryi (174595) | |
Darriwilian | USA (Nevada) | Petalocystites sp. (226923) | |
Caradoc | USA (Tennessee) | Batherocystis appressa (37907) | |
Turinian | USA (Maryland) | Durhamicystis americana (210634) |