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Parahomoceras
Taxonomy
Parahomoceras was named by Ruzhencev and Bogoslovskaya (1971) [Sepkoski's age data: C Serp-u Sepkoski's reference number: 304]. It is not extant.
It was assigned to Goniatitida by Sepkoski (2002); to Homoceratidae by Korn (2006); and to Homoceratinae by Furnish et al. (2009).
It was assigned to Goniatitida by Sepkoski (2002); to Homoceratidae by Korn (2006); and to Homoceratinae by Furnish et al. (2009).
Species
Synonymy list
| Year | Name and author |
|---|---|
| 1971 | Parahomoceras Ruzhencev and Bogoslovskaya |
| 2002 | Parahomoceras Sepkoski |
| 2006 | Parahomoceras Korn |
| 2009 | Parahomoceras Furnish et al. p. 89 |
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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. †Parahomoceras Ruzhencev and Bogoslovskaya 1971
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†Parahomoceras africanum Ruzhentsev and Bogoslovskaya 1971
†Parahomoceras asperum Ruzhentsev and Bogoslovskaya 1971
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 5 | 7.42 | 3.50 | 14.8 | 6.60 | 4.41 | |
| shell diameter | 5 | 19.5 | 10.8 | 32.3 | 18.3 | 8.14 | |
| shell inflation | 5 | 6.68 | 4.80 | 8.80 | 6.70 | 1.50 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: base of the Chokierian to the top of the Alportian or 323.70000 to 321.80000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Chokierian | Kazakhstan | P. asperum (67718) | |
| Alportian | Russian Federation | P. asperum (67770) |