Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Cyclocyprididae
Taxonomy
Cyclocyprididae was named by Kaufmann (1900). It is not extant. Its type is Cyclocypris.
It was assigned to Cypridacea by Benson et al. (1961).
It was assigned to Cypridacea by Benson et al. (1961).
Subtaxa
Synonymy list
Year | Name and author |
---|---|
1900 | Cyclocyprididae Kaufmann |
1961 | Cyclocyprididae Benson et al. p. Q234 |
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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. †Cyclocyprididae Kaufmann 1900
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G. †Cetacella Martin 1958
G. Cyclocypria Dobbin 1941
G. Physocypria Vavra 1898
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: superf = superfamily, o = order, c = class | |||||
References: Bush and Bambach 2015, Jell and Adrain 2002, Kiessling 2004 |
Age range
Maximum range based only on fossils: base of the Late/Upper Kimmeridgian to the top of the Rancholabrean or 155.70000 to 0.01200 Ma
Minimum age of oldest fossil (stem group age): 152.1 Ma
Minimum age of oldest fossil (stem group age): 152.1 Ma
Collections (8 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Kimmeridgian | Portugal (Leiria) | Cetacella inermis (24563) | |
Kimmeridgian | Portugal | Cetacella armata (67955) | |
Late/Upper Kimmeridgian | Portugal | Cetacella armata (67952 67953) | |
Late/Upper Kimmeridgian | Portugal (Centro) | Cetacella armata, Cetacella inermis (69708) | |
Early/Lower Coniacian | Austria (Upper Austria) | Cetacella sp. (224482) | |
Rancholabrean | Mexico (Sonora) | Physocypria sp. (20495) | |
Late/Upper Pleistocene (late glacial) | USA (Texas) | Physocypria pustulosa (93554) |