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Delepinoceras
Taxonomy
Delepinoceras was named by Miller and Furnish (1954) [Sepkoski's age data: C Serp-l Sepkoski's reference number: 302,304]. It is not extant.
It was assigned to Goniatitida by Sepkoski (2002); to Delepinoceratidae by Titus (2000) and Korn (2006); and to Delepinoceratinae by Furnish et al. (2009).
It was assigned to Goniatitida by Sepkoski (2002); to Delepinoceratidae by Titus (2000) and Korn (2006); and to Delepinoceratinae by Furnish et al. (2009).
Synonymy list
| Year | Name and author |
|---|---|
| 1954 | Delepinoceras Miller and Furnish |
| 2000 | Delepinoceras Titus p. 23 |
| 2002 | Delepinoceras Sepkoski |
| 2006 | Delepinoceras Korn |
| 2009 | Delepinoceras Furnish et al. p. 57 |
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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. †Delepinoceras Miller and Furnish 1954
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†Delepinoceras bressoni Ruzhentsev 1958
†Delepinoceras californicum Gordon, Jr. 1964
†Delepinoceras eothalassoides Wagner-Gentis 1963
†Delepinoceras thalassoide Delepine 1937
Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| A. L. Titus 2000 | Pachyconic (juvenile) to platyconic (adult), narrowly umbilicate goniatitids with a very wide sutural ventral lobe bearing two swollen, bifid or trifid prongs. Numerous fine longitudinal lirae usually present in juveniles (D < 20 mm). |
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 5 | 14.9 | 6.30 | 36.0 | 16.5 | 12.3 | |
| shell diameter | 5 | 27.5 | 11.5 | 69.5 | 30.0 | 24.1 | |
| shell inflation | 5 | 1.66 | 0.500 | 7.00 | 1.80 | 2.69 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: Arnsbergian or 327.00000 to 323.70000 Ma
Collections (11 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Serpukhovian | Russian Federation | D. bressoni (236654) | |
| Serpukhovian | Spain (León) | D. thalassoide (235670) | |
| Arnsbergian | Kazakhstan | D. bressoni (166899) | |
| Arnsbergian | Russian Federation (Bashkortostan) | D. bressoni (166954) | |
| Arnsbergian | Russian Federation (Orenburg) | D. bressoni (166934 166935 166946) | |
| Arnsbergian | Tajikistan | D. bressoni (166972) | |
| Arnsbergian | USA (California) | D. californicum (217081 217083 217145) |