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Tympanoceras
Taxonomy
Tympanoceras was named by Ruzhencev (1958) [Sepkoski's age data: C Serp-l Sepkoski's reference number: 302,304]. It is not extant. Its type is Tympanoceras trisulcatum.
It was assigned to Goniatitida by Sepkoski (2002); to Cravenoceratinae by Korn (2006) and Furnish et al. (2009); and to Lyrogoniatitinae by Korn and Sudar (2016).
It was assigned to Goniatitida by Sepkoski (2002); to Cravenoceratinae by Korn (2006) and Furnish et al. (2009); and to Lyrogoniatitinae by Korn and Sudar (2016).
Species
Collectoceras dombarense, T. getinoi, T. ibericum, T. porrectum, T. rugatum, T. trisulcatum (type species)
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1958 | Tympanoceras Ruzhencev |
| 1971 | Collectoceras Ruzhentsev and Bogoslovskaya p. 266 |
| 2002 | Collectoceras Sepkoski |
| 2002 | Tympanoceras Sepkoski |
| 2006 | Collectoceras Korn |
| 2006 | Tympanoceras Korn |
| 2009 | Tympanoceras Furnish et al. p. 70 |
| 2016 | Tympanoceras Korn and Sudar p. 212 |
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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. †Tympanoceras Ruzhencev 1958
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†Tympanoceras getinoi Wagner-Gentis 1963
†Tympanoceras ibericum Kullmann 1962
†Tympanoceras porrectum Ruzhentsev and Bogoslovskaya 1971
†Tympanoceras rugatum Ruzhentsev and Bogoslovskaya 1971
†Tympanoceras trisulcatum Ruzhentsev 1958
Invalid names: Collectoceras Ruzhentsev and Bogoslovskaya 1971 [synonym]
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 20 | 7.62 | 4.30 | 16.0 | 6.90 | 3.25 | |
| shell diameter | 20 | 22.6 | 12.5 | 41.6 | 21.5 | 8.77 | |
| shell inflation | 20 | 9.43 | 5.20 | 17.0 | 8.75 | 3.58 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Pendleian or 330.90000 to 327.00000 Ma
Collections (24 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Pendleian | Russian Federation (Bashkortostan) | Collectoceras dombarense (166952) | |
| Pendleian | Russian Federation (Orenburg) | T. porrectum (166475 166937) T. rugatum (166945) T. trisulcatum (166944) | |
| Pendleian | Kazakhstan | Collectoceras dombarense, T. rugatum, T. porrectum, T. trisulcatum (166894 166895) Collectoceras dombarense, T. trisulcatum (166892) T. porrectum (166866 166898) T. porrectum, T. trisulcatum (166879 166882 166884 166885 166891 166893) T. rugatum (166890) T. trisulcatum (8421 166865 166878 166880 166881 166888 166889) |