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Procolumbites
Taxonomy
Procolumbites was named by Astachova (1960) [Sepkoski's age data: Tr Olen-u Sepkoski's reference number: 302]. It is not extant. Its type is Procolumbites karataucicus.
It was assigned to Paranannitidae by Kummel (1969); to Ceratitida by Sepkoski (2002); and to Columbitidae by Tozer (1981), Zakharov and Popov (2014) and Ji et al. (2015).
It was assigned to Paranannitidae by Kummel (1969); to Ceratitida by Sepkoski (2002); and to Columbitidae by Tozer (1981), Zakharov and Popov (2014) and Ji et al. (2015).
Species
Synonymy list
Year | Name and author |
---|---|
1960 | Procolumbites Astachova |
1969 | Procolumbites Kummel |
1981 | Procolumbites Tozer p. 92 |
2002 | Procolumbites Sepkoski |
2014 | Procolumbites Zakharov and Popov p. 7 |
2015 | Procolumbites Ji et al. |
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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. †Procolumbites Astachova 1960
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†Procolumbites karataucicus Astachova 1968
†Procolumbites safraensis Brühwiler and Bucher 2012
†Procolumbites subquadratus Zakharov 1968
†Procolumbites ussuriensis Zakharov 1968
Diagnosis
No diagnoses are available
Measurements
part | N | mean | minimum | maximum | median | s.d. | |
---|---|---|---|---|---|---|---|
shell height | 19 | 10.6 | 6.00 | 17.0 | 11.0 | 2.08 | |
shell diameter | 19 | 33.6 | 17.0 | 47.5 | 34.0 | 6.35 | |
shell inflation | 19 | 14.8 | 7.00 | 19.5 | 15.5 | 3.14 |
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Source: o = order, c = class | |||||
References: Kiessling 2003, Kiessling 2004 |
Age range: Olenekian or 251.20000 to 247.20000 Ma
Collections (22 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Spathian | Oman | P. safraensis (127433) | |
Spathian | Russian Federation (Primorye) | Columbites ussuriensis (47253 47291 47293 47316 47317 47320) Columbites ussuriensis, P. subquadratus (47295) P. subquadratus (47294) | |
Spathian | USA (Idaho) | P. karataucicus (109408 109409 109411 123896 123897) | |
Spathian | Japan | Columbites parisianus (186959 186963) | |
Spathian | China (Anhui) | P. sp. (216988) | |
Spathian | Kazakhstan | P. karataucikus (213181) | |
Spathian | Russian Federation | P. subquadratus (151082) | |
Olenekian | Kazakhstan | P. karatauchicus (72331 72422) P. karataucicus (72332) |