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Dzhaprakoceras
Taxonomy
Dzhaprakoceras was named by Popov (1965) [Sepkoski's age data: C Tour-u C Vise-l Sepkoski's reference number: 954]. It is not extant. Its type is Muensteroceras tianshanicum.
It was assigned to Goniatitida by Sepkoski (2002); to Muensteroceratidae by Furnish et al. (2009); to Dzhaprakoceratinae by Korn et al. (2010); and to Maxigoniatitidae by Korn et al. (1999), Korn (2006), Ebbighausen et al. (2010).
It was assigned to Goniatitida by Sepkoski (2002); to Muensteroceratidae by Furnish et al. (2009); to Dzhaprakoceratinae by Korn et al. (2010); and to Maxigoniatitidae by Korn et al. (1999), Korn (2006), Ebbighausen et al. (2010).
Species
D. amplum, D. angustum, D. arkansanum, D. belcourtense, D. biconvexum, D. catena, D. chermnykhi, D. crassum, D. deflexum, D. difficile, D. djaprakense, D. duponti, D. dzhazairense, D. flexiforme, D. flexum, D. glabrum, D. gordoni, D. gracile, D. hibernicum, D. hispanicum (syn. Nautellipsites pseudoparallelus flexuosa), D. humile, D. improcerum, D. kokdzharense, D. latilobatum, D. levis, D. narynense, D. paracatena, D. planum, D. procerum, D. pseudoparallelum, D. punctum, D. quantulum, D. shabyrense, D. sonkulica, D. sonkulicum, D. subglobosum, D. subquadratum, D. subtile, D. subtruncatum, D. tianshanicus, D. vergum
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1965 | Dzhaprakoceras Popov |
| 1999 | Dzhaprakoceras Korn et al. p. 348 |
| 2002 | Dzhaprakoceras Sepkoski |
| 2006 | Dzhaprakoceras Korn |
| 2009 | Dzhaprakoceras Furnish et al. p. 33 |
| 2010 | Dzhaprakoceras Ebbighausen et al. p. 194 |
| 2010 | Dzhaprakoceras Korn 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. †Dzhaprakoceras Popov 1965
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†Dzhaprakoceras amplum Korn et al. 2010
†Dzhaprakoceras angustum Kusina and Konovalova 2004
†Dzhaprakoceras arkansanum Gordon 1964
†Dzhaprakoceras belcourtense Work and Nassichuk 2000
†Dzhaprakoceras biconvexum Korn et al. 2010
†Dzhaprakoceras catena Riley 1996
†Dzhaprakoceras chermnykhi Kusina 1980
†Dzhaprakoceras crassum Work and Nassichuk 2000
†Dzhaprakoceras deflexum Kusina 1980
†Dzhaprakoceras difficile Foord 1903
†Dzhaprakoceras djaprakense Librovitch 1927
†Dzhaprakoceras duponti Delepine 1940
†Dzhaprakoceras dzhazairense Ebbighausen et al. 2010
†Dzhaprakoceras flexiforme Kusina and Konovalova 2004
†Dzhaprakoceras flexum Riley 1996
†Dzhaprakoceras glabrum Kusina and Konovalova 2004
†Dzhaprakoceras gordoni Petersen et al. 2000
†Dzhaprakoceras gracile Kusina 1977
†Dzhaprakoceras hibernicum Delepine 1940
†Dzhaprakoceras hispanicum Foord and Crick 1903
†Dzhaprakoceras humile Schindewolf 1951
†Dzhaprakoceras improcerum Kusina 1980
†Dzhaprakoceras kokdzharense Popov 1965
†Dzhaprakoceras latilobatum Kusina 1983
†Dzhaprakoceras levis Riley 1996
†Dzhaprakoceras narynense Popov 1965
†Dzhaprakoceras paracatena Riley 1996
†Dzhaprakoceras planum Kusina and Yatskov 1987
†Dzhaprakoceras procerum Schindewolf 1951
†Dzhaprakoceras pseudoparallelum Delepine 1940
†Dzhaprakoceras punctum Korn et al. 2010
†Dzhaprakoceras quantulum Kusina and Yatskov 1987
†Dzhaprakoceras shabyrense Popov 1968
†Dzhaprakoceras sonkulica Librovitch 1940
†Dzhaprakoceras sonkulicum Librovitch 1940
†Dzhaprakoceras subglobosum Librovitch 1927
†Dzhaprakoceras subquadratum Foord 1903
†Dzhaprakoceras subtile Kusina 1980
†Dzhaprakoceras subtruncatum Foord 1903
†Dzhaprakoceras tianshanicus Librovitch 1927
†Dzhaprakoceras vergum Korn et al. 2010
Invalid names: Nautellipsites pseudoparallelus flexuosa Pareyn 1961 [synonym]
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 28 | 11.6 | 2.60 | 29.5 | 10.2 | 8.23 | |
| shell diameter | 28 | 22.4 | 5.30 | 56.6 | 21.1 | 15.5 | |
| shell inflation | 28 | 2.23 | 0.800 | 5.20 | 2.70 | 1.26 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: base of the Kinderhookian to the top of the Osagean or 358.86000 to 342.90000 Ma
Collections (35 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Kinderhookian | USA (Arkansas) | Muensteroceras arkansanum (157674 157675) | |
| Tournaisian | Uzbekistan | D. sp. (172414) D. tianshanicus (172417) | |
| Tournaisian | Algeria | D. amplum (135409) D. amplum, D. biconvexum (135408) D. biconvexum (135370 135402 135403 135446) D. punctum, D. biconvexum (135438 135477) D. vergum (135369 135405 135407 135429 135430 135431 135432 135433 135434 135436 135447 135448 135479) D. vergum, D. amplum (135398) D. vergum, D. amplum, D. biconvexum (135397) D. vergum, D. biconvexum (135404) | |
| Tournaisian - Visean | Uzbekistan | D. sonkulica (172410) | |
| Osagean | USA (Utah) | D. sp. (560) | |
| Chadian | Algeria | D. dzhazairense (224275) | |
| Chadian | United Kingdom (England) | D. sp. (5962 5963) D. undulatum, D. bellmanense, D. westheadi, D. deflexum, D. flexum, D. paracatena (233514) | |
| Visean | Spain (León) | Muensteroceras djaprakense (235573) |