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Chaperia
Taxonomy
Chaperia was named by Jullien (1881) [Sepkoski's age data: T Eo-u R]. It is extant. It is the type genus of Chaperiidae.
It was assigned to Cheilostomata by Sepkoski (2002); and to Chaperiidae by Brown (1952), Bassler (1953), Brown (1956), Brown (1958), Pouyet (2000), Bock (2006).
It was assigned to Cheilostomata by Sepkoski (2002); and to Chaperiidae by Brown (1952), Bassler (1953), Brown (1956), Brown (1958), Pouyet (2000), Bock (2006).
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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. Chaperia Jullien 1881
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Chaperia acanthina Lamouroux 1824
†Chaperia annulus Manzoni 1870
Chaperia cervicornis Busk 1884
Chaperia colensoi Brown 1952
Chaperia cristata Busk 1884
†Chaperia cylindriformis Waters 1881
†Chaperia galeata waiparaensis Brown 1952
Chaperia multifida Busk 1884
Chaperia rubida Hincks 1881
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, c = class, uc = unranked clade | |||||
| References: Nesnidal et al. 2013, Smith et al. 2006 | |||||
Age range
Maximum range based only on fossils: base of the Oligocene to the top of the Castlecliffian or 33.90000 to 0.34000 Ma
Minimum age of oldest fossil (stem group age): 23.04 Ma
Minimum age of oldest fossil (stem group age): 23.04 Ma
Collections (22 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Oligocene - Miocene | Australia (Victoria) | C. acanthina (173521) C. sp. (173510) | |
| Miocene - Oligocene | Australia (Victoria) | C. cylindriformis (173517 173518 173519 173522 173528) C. multifida (173516) | |
| Altonian | New Zealand | C. galeata, C. cristata, C. rubida (173830) | |
| Tortonian | Spain | C. annulus (177481 177486) | |
| Pliocene | New Zealand | C. multifida, C. acanthina (173740) C. multifida, C. acanthina, C. rubida, C. colensoi (173739) C. multifida, C. acanthina, C. rubida, C. colensoi, C. cervicornis (173737) | |
| Pliocene | Australia (South Australia) | C. multifida (172911 172913) | |
| Pliocene | Spain | C. annulus (177490 177491) | |
| Gelasian | Greece | C. annulus (71243) | |
| Pleistocene | New Zealand | C. acanthina, C. rubida (173728) | |
| Castlecliffian | New Zealand | C. acanthina (173734) C. rubida (173733) |