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Pachyceratidae
Taxonomy
Pachyceratidae was named by Buckman (1918). It is not extant.
It was assigned to Stephanocerataceae by Arkell (1952), Arkell et al. (1957); to Perisphinctaceae by Bert (2009); and to Perisphinctoidea by Jain (2017), Jain and Mazur (2021).
It was assigned to Stephanocerataceae by Arkell (1952), Arkell et al. (1957); to Perisphinctaceae by Bert (2009); and to Perisphinctoidea by Jain (2017), Jain and Mazur (2021).
Synonymy list
| Year | Name and author |
|---|---|
| 1918 | Pachyceratidae Buckman |
| 1952 | Pachyceratidae Arkell p. 289 |
| 1957 | Pachyceratidae Arkell et al. p. 296 |
| 2009 | Pachyceratidae Bert p. 473 |
| 2017 | Pachyceratidae Jain p. 142 |
| 2021 | Pachyceratidae Jain and Mazur p. 407 |
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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.
Fm. †Pachyceratidae Buckman 1918
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G. †Erymnoceras Hyatt 1900
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Subg. †Erymnoceras (Pachyerymnoceras) Howarth 1998
†Erymnoceras ajax d'Orbigny 1850
†Erymnoceras baylei Jeannet 1951
†Erymnoceras coronoides Quenstedt 1887
†Erymnoceras doliforme Roman 1930
†Erymnoceras nodosum Jeannet 1951
†Erymnoceras philbyi Arkell 1952
†Erymnoceras triplicatum Till 1911
G. †Erymnocerites Jeannet 1951
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†Erymnocerites argoviensis Jeannet 1951
†Erymnocerites greppini Jeannet 1951
†Erymnocerites leuthardti Jeannet 1951
G. †Kurnubiella Gill et al. 1985
G. †Pachyceras Bayle 1878
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†Pachyceras lalandeanum d'Orbigny 1848
†Pachyceras schloenbachi Roman 1930
G. †Pachyerymnoceras
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†Pachyerymnoceras jarryi Douvillé 1912
†Pachyerymnoceras mahipati Jain 2017
G. †Rollierites Jeannet 1951
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†Rollierites biplicatum Jain and Mazur 2021
†Rollierites dimidiatum Jeannet 1951
†Rollierites minuendum Jeannet 1951
†Rollierites tenue Jeannet 1951
†Rollierites tuba Jeannet 1951
G. †Tornquistes
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†Tornquistes helvetiae Tornquist 1894
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Invalid names: Aspidoceras nicolisi Parona 1885 [synonym], Macrocephalites kobyi de Loriol 1896 [synonym], Macrocephalites liesbergensis de Loriol 1896 [synonym], Macrocephalites oxfordiense Tornquist 1894 [synonym], Macrocephalites tornquisti de Loriol 1896 [synonym], Tornquistes romani Douvillé 1912 [synonym]
Invalid names: Tornquistes (Pachytornquistes) Thierry and Charpy 1982 [invalid subgroup]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Kiessling 2003 | |||||
Age range: base of the Middle Callovian to the top of the Early/Lower Oxfordian or 165.30000 to 154.80000 Ma
Collections (82 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Callovian | Yemen (Wadi Hajar) | Erymnoceras jarryi (2562 2600) | |
| Callovian | Yemen (Wadi Jahar) | Erymnoceras jarryi (2559) | |
| Callovian | Saudi Arabia | Erymnoceras schloenbachi (48600) Erymnoceras sp., Pachyerymnoceras sp., Pachyerymnoceras levantinense, Erymnoceras schloenbachi (48604) Erymnoceras sp., Pachyerymnoceras sp., Rollierites sp. (48585) Kurnubiella hatirae (45550) Kurnubiella hatirae, Erymnoceras ajax (47890) Kurnubiella hatirae, Pachyerymnoceras sp. (47894 47900) Kurnubiella hatirae, Pachyerymnoceras sp., P. sp. (47895) Pachyceras indicum, Pachyceras jarryi, Pachyceras lalandeanum (47882 47910) P. sp. (47876) Pachyerymnoceras sp. (46625 47849 47889 48602) Pachyerymnoceras sp., Erymnoceras doliforme (47883 47884) Pachyerymnoceras sp., P. sp. (47875) | |
| Callovian | India | Pachyceras sp. (68657) | |
| Late/Upper Callovian | France (Basse-Normandie) | Ammonites lalandeanus (234366) | |
| Late/Upper Callovian | Madagascar | Erymnoceras dorothea (98136) | |
| Late/Upper Callovian | Poland | Rollierites biplicatum (228420) | |
| Late/Upper Callovian | India (Gujarat) | Pachyerymnoceras mahipati (184593) Pachyerymnoceras sp. A (184594) | |
| Late/Upper Callovian | Switzerland | Erymnoceras doliforme (171702) Erymnoceras doliforme, Rollierites dimidiatum (171552) Rollierites dimidiatum (171598) | |
| Late/Upper Callovian | Saudi Arabia | Kurnubiella hatirae, Erymnoceras ajax (141486) Kurnubiella hatirae, Pachyerymnoceras sp., Pachyceratidae indet. (141411) | |
| Middle Callovian | Saudi Arabia | Erymnoceras jarryi (184550) Erymnoceras philbyi (184539 184548 184552) Erymnoceras philbyi, Pachyceras schloenbachi (184549) Erymnoceras triplicatum (184540) Kurnubiella hatirae, Pachyerymnoceras sp. (141408) Pachyerymnoceras levantinense, Pachyceratidae indet. (141501) Pachyerymnoceras sp. (141533 141534) | |
| Middle Callovian | France | Erymnoceras baylei, Erymnoceras coronoides, Rollierites minuendum (60617 60618) Erymnoceras doliforme (60543 60552) Erymnoceras sp. (60434 60436 170212) Erymnoceras sp., Rollierites sp. (60564) | |
| Middle Callovian | Germany | Erymnoceras argoviense (62270) Erymnoceras sp. (62271 62272) | |
| Middle Callovian | Switzerland | Erymnoceras ajax, Rollierites tuba, Rollierites tenue (171605) Erymnoceras baylei, Erymnoceras schloenbachi, Erymnoceras ajax (171732) Erymnoceras doliforme (171557 171596 171627 171700 171701 171731) Erymnoceras doliforme, Erymnoceras coronoides, Erymnoceras schloenbachi, Erymnoceras ajax, Erymnocerites argoviensis, Rollierites minuendum (171592) Erymnoceras doliforme, Erymnoceras coronoides, Erymnocerites leuthardti (171761) Erymnoceras doliforme, Erymnoceras nodosum (171595) Erymnoceras doliforme, Erymnoceras nodosum, Rollierites minuendum, Rollierites tuba, Rollierites dimidiatum (171593) Erymnoceras doliforme, Rollierites minuendum (171703) Erymnoceras nodosum, Rollierites minuendum, Rollierites tuba, Rollierites dimidiatum (171734) Erymnoceras sp., Erymnoceras doliforme, Erymnoceras baylei, Erymnoceras nodosum, Erymnoceras schloenbachi, Erymnoceras ajax, Rollierites tenue (171733) Erymnocerites leuthardti (171735) Rollierites dimidiatum (171737) Rollierites minuendum (171736) | |
| Middle Callovian - Late/Upper Callovian | Switzerland | Erymnocerites argoviensis, Erymnocerites greppini (171585) Erymnocerites leuthardti, Erymnocerites argoviensis, Erymnocerites greppini (171568) Erymnocerites leuthardti, Erymnocerites greppini, Rollierites minuendum, Rollierites dimidiatum, Rollierites tenue (171624) | |
| Middle Callovian - Late/Upper Callovian | Saudi Arabia | Pachyerymnoceras sp., Erymnoceras doliforme (34544) | |
| Early/Lower Oxfordian | France | Pachyceras kobyi, Pachyceras liesbergensis, Pachyceras romani (12286 12287) | |
| Middle Oxfordian | France | Tornquistes helvetiae (163890 163893) | |
| Oxfordian | France | Tornquistes sp. (12980) | |
| Oxfordian | Spain | Tornquistes helveticae (142572) | |
| Oxfordian | Egypt | Pachyceras sp. (171258) |