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Paragoceras
Taxonomy
Paragoceras was named by Arthaber (1911) [Sepkoski's age data: Tr Olen-u Sepkoski's reference number: 302]. It is not extant. Its type is Paragoceras dukagini.
It was assigned to Paranannitidae by Spath (1934); to Columbitidae by Tozer (1981); to Ceratitida by Sepkoski (2002); and to Paragoceratidae by Guex et al. (2010).
It was assigned to Paranannitidae by Spath (1934); to Columbitidae by Tozer (1981); to Ceratitida by Sepkoski (2002); and to Paragoceratidae by Guex et al. (2010).
Species
Arnautoceltites arnauticus, Arnautoceltites bajarunasi, Arnautoceltites fasciatus, Arnautoceltites gracilis (syn. Paranannites minor), Arnautoceltites mediterraneus (syn. Paranannites europaea, Paranannites chionensis, P. dukagini, Paranannites compressus), Arnautoceltites subglobosus, Arnautoceltites teicherti, P. malayanus, P. timorensis
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1911 | Paragoceras Arthaber |
| 1916 | Arnautoceltites Diener |
| 1934 | Arnautoceltites Spath |
| 1934 | Paragoceras Spath |
| 1969 | Arnautoceltites Kummel |
| 1979 | Arnautoceltites Wang and Chen p. 24 |
| 1981 | Paragoceras Tozer p. 92 |
| 2002 | Paragoceras Sepkoski |
| 2010 | Paragoceras Guex et al. p. 42 |
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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. †Paragoceras Arthaber 1911
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†Paragoceras malayanus Renz and Renz 1948
†Paragoceras timorensis Spath 1934
Invalid names: Arnautoceltites Diener 1916 [synonym]
Diagnosis
No diagnoses are available
Measurements
| part | N | mean | minimum | maximum | median | s.d. | |
|---|---|---|---|---|---|---|---|
| shell height | 13 | 2.45 | 2.00 | 3.00 | 2.50 | 0.707 | |
| shell diameter | 13 | 22.0 | 9.00 | 41.7 | 22.6 | 11.5 | |
| shell inflation | 13 | 4.90 | 4.00 | 6.00 | 5.00 | 1.41 |
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| Source: o = order, c = class | |||||
| References: Kiessling 2003, Kiessling 2004 | |||||
Age range: Olenekian or 251.20000 to 247.20000 Ma
Collections (23 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Smithian | Russian Federation | Paranannites minor (212296) | |
| Spathian | Russian Federation (Primorye) | Arnautoceltites gracilis (47282 47297) Arnautoceltites sp. (47296 47306 47313) | |
| Spathian | Greece | Columbites malayanus (112609) Columbites malayanus, Paranannites mediterraneus, Paranannites chionensis, Paranannites europaea, P. dukagini, Paranannites compressus (112607) Paranannites mediterraneus (112608) | |
| Spathian | China (Anhui) | Arnautoceltites subglobosus (150821) | |
| Spathian | China (Qinghai) | Arnautoceltites arnauticus (103157) | |
| Spathian | USA (Nevada) | Arnautoceltites sp. (150311) Arnautoceltites teicherti (213026) | |
| Spathian | USA (Idaho) | P. sp. (123902) P. sp. 1, P. timorensis (109416) P. sp. 2, P. timorensis, P. malayanus (109418) P. timorensis (109415) | |
| Spathian | Kazakhstan | Arnautoceltites bajarunasi (213182) | |
| Spathian | Albania | Celtites arnauticus, P. dukagini, Arnautoceltites mediterraneus, Nannites heberti (97000) | |
| Spathian | Japan | Arnautoceltites sp. (186957 186960) | |
| Olenekian | Kazakhstan | Arnautoceltites bajarunasi (72336) | |
| Olenekian | Iran (Isfahan) | P. mediterraneum (211340) |