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Isohomoceras
Taxonomy
Isohomoceras was named by Ruzhencev and Bogoslovskaya (1971) [Sepkoski's age data: C Serp-u C Bash-l 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).
Synonymy list
| Year | Name and author |
|---|---|
| 1971 | Isohomoceras Ruzhencev and Bogoslovskaya |
| 2002 | Isohomoceras Sepkoski |
| 2006 | Isohomoceras Korn |
| 2009 | Isohomoceras 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. †Isohomoceras Ruzhencev and Bogoslovskaya 1971
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†Isohomoceras bogdanovskense Nikolaeva 1999
†Isohomoceras inostranzewi Karpinsky 1889
†Isohomoceras modestum Ruzhentsev and Bogoslovskaya 1978
†Isohomoceras praematurum Haug 1898
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 19 | 12.5 | 4.20 | 36.3 | 11.8 | 8.90 | |
| shell diameter | 19 | 25.1 | 9.60 | 70.5 | 23.0 | 16.8 | |
| shell inflation | 19 | 4.04 | 2.20 | 10.0 | 3.40 | 2.21 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: base of the Voznesenian to the top of the Kinderscoutian or 323.40000 to 321.30000 Ma
Collections (10 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Chokierian | Russian Federation | I. praematurum (67728) | |
| Chokierian | Kazakhstan | I. praematurum (67716) | |
| Voznesenian | Russian Federation (Bashkortostan) | I. bogdanovskense (181070) | |
| Alportian | Russian Federation | I. inostranzewi (67760 67770) I. modestum (67719) | |
| Alportian - Kinderscoutian | Uzbekistan | I. modestum (68209) | |
| Kinderscoutian | Uzbekistan | I. modestum (68200) | |
| Kinderscoutian | Russian Federation | I. modestum (67754 67757) |