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Cylindritopsis insolitus
Taxonomy
Oncochilus insolitus was named by Chronic (1952). Its type specimen is AMNH 27113:1, a shell, and it is a 3D body fossil. Its type locality is Rimmy Jim Tank, Kaibab Formation, Coconino County, which is in a Roadian marine limestone in the Kaibab Formation of Arizona.
It was recombined as Cylindritopsis insolitus by Erwin (1988) and Wagner (2023).
It was recombined as Cylindritopsis insolitus by Erwin (1988) and Wagner (2023).
Synonymy list
Year | Name and author |
---|---|
1952 | Oncochilus insolitus Chronic p. 132 figs. pl. 5 f. 7 |
1963 | Oncochilus insolitus Winters p. 46 figs. pl. 5 f. 1-2 |
1988 | Cylindritopsis insolitus Erwin p. 63 figs. 3.26 - 3.27 |
2002 | Oncochilus insolitus Blodgett et al. p. 488 fig. 10.f |
2023 | Cylindritopsis insolitus Wagner p. S245 |
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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.
†Cylindritopsis insolitus Chronic 1952
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Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
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shell height | 7 | 6.24 | 4.00 | 11.8 | 6.30 | 2.50 | |
shell diameter | 7 | 2.97 | 2.60 | 3.40 | 3.00 | 0.566 |
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Source: f = family, o = order | |||||
References: Bambach et al. 2007, Wagner 2023 |
Collections (10 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Kungurian | USA (Arizona) | Oncochilus insolitus (52898 95353 120746 120747) | |
Kungurian | USA (Texas) | Cylindritopsis insolitus (43491) | |
Kungurian | Mexico (Sonora) | Oncochilus insolitus (52099) | |
Roadian | USA (Texas) | Cylindritopsis insolitus (43512 43553 81693) | |
Roadian | USA (Arizona) | Oncochilus insolitus (type locality: 40001) |