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Pachydiscus (Pachydiscus)
Taxonomy
Pachydiscus (Pachydiscus) was named by Zittel (1884).
It was assigned to Pachydiscus by Henderson (1970), Morozumi (1985), Kennedy and Summesberger (1986), Macellari (1986), Kennedy (1986), Kennedy and Summesberger (1987), Cobban and Kennedy (1992), Ward and Kennedy (1993), Kennedy and Cobban (1993), Kennedy and Cobban (1993), Kennedy (1993), Kennedy and Cobban (1994), Kennedy (1995), Kennedy (1995), Kennedy and Kaplan (1995), Kennedy and Bilotte (1995), Kennedy and Cobban (1997), Kennedy (1999), Niebuhr et al. (2016) and Jagt et al. (2019).
It was assigned to Pachydiscus by Henderson (1970), Morozumi (1985), Kennedy and Summesberger (1986), Macellari (1986), Kennedy (1986), Kennedy and Summesberger (1987), Cobban and Kennedy (1992), Ward and Kennedy (1993), Kennedy and Cobban (1993), Kennedy and Cobban (1993), Kennedy (1993), Kennedy and Cobban (1994), Kennedy (1995), Kennedy (1995), Kennedy and Kaplan (1995), Kennedy and Bilotte (1995), Kennedy and Cobban (1997), Kennedy (1999), Niebuhr et al. (2016) and Jagt et al. (2019).
Subtaxa
Pachydiscus (Pachydiscus) arkansanus, Pachydiscus (Pachydiscus) australis, Pachydiscus (Pachydiscus) awajiensis, Pachydiscus (Pachydiscus) cayeuxi, Pachydiscus (Pachydiscus) complanatus, Pachydiscus (Pachydiscus) dossantosi, Pachydiscus (Pachydiscus) duelmensis, Pachydiscus (Pachydiscus) egertoni (syn. Parapachydiscus coalingensis, Ammonites ganesa), Pachydiscus (Pachydiscus) gutierrezi, Pachydiscus (Pachydiscus) haldemsis (syn. Ammonites auritocostatus, Pachydiscus koeneni, Pachydiscus kaliszanensis), Pachydiscus (Pachydiscus) hazzardi, Pachydiscus (Pachydiscus) jacquoti (syn. Pachydiscus llareni, Pachydiscus (Pachydiscus) llareni), Pachydiscus (Pachydiscus) jeani, Pachydiscus (Pachydiscus) kamishakensis, Pachydiscus (Pachydiscus) neubergicus (syn. Ammonites chrishna), Pachydiscus (Pachydiscus) noetlingi, Pachydiscus (Pachydiscus) oldhami, Pachydiscus (Pachydiscus) ootacodensis (syn. Pachydiscus (Pachydiscus) hornbyense), Pachydiscus (Pachydiscus) paulsoni, Pachydiscus (Pachydiscus) rogeri, Pachydiscus (Pachydiscus) ultimus, Pachydiscus (Pachydiscus) yama
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1884 | Pachydiscus (Pachydiscus) Zittel |
| 1970 | Pachydiscus (Pachydiscus) Henderson p. 61 |
| 1985 | Pachydiscus (Pachydiscus) Morozumi p. 17 |
| 1986 | Pachydiscus (Pachydiscus) Kennedy p. 161 |
| 1986 | Pachydiscus (Pachydiscus) Kennedy and Summesberger p. 188 |
| 1986 | Pachydiscus (Pachydiscus) Macellari p. 46 |
| 1987 | Pachydiscus (Pachydiscus) Kennedy and Summesberger p. 29 |
| 1992 | Pachydiscus (Pachydiscus) Cobban and Kennedy p. 69 |
| 1993 | Pachydiscus (Pachydiscus) Kennedy p. 103 |
| 1993 | Pachydiscus (Pachydiscus) Kennedy and Cobban p. 411 |
| 1993 | Pachydiscus (Pachydiscus) Ward and Kennedy p. 30 |
| 1994 | Pachydiscus (Pachydiscus) Kennedy and Cobban p. 1287 |
| 1995 | Pachydiscus (Pachydiscus) Kennedy p. 243 |
| 1995 | Pachydiscus (Pachydiscus) Kennedy and Bilotte p. 364 |
| 1995 | Pachydiscus (Pachydiscus) Kennedy and Kaplan p. 27 |
| 1997 | Pachydiscus (Pachydiscus) Kennedy and Cobban p. 63 |
| 1999 | Pachydiscus (Pachydiscus) Kennedy p. 648 |
| 2016 | Pachydiscus (Pachydiscus) Niebuhr et al. p. 211 |
| 2019 | Pachydiscus (Pachydiscus) Jagt et al. p. 591 |
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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.
Subg. †Pachydiscus (Pachydiscus) Zittel 1884
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†Pachydiscus (Pachydiscus) arkansanus Stephenson 1941
†Pachydiscus (Pachydiscus) australis Henderson and McNamara 1985
†Pachydiscus (Pachydiscus) awajiensis Morozumi 1985
†Pachydiscus (Pachydiscus) cayeuxi de Grossouvre 1894
†Pachydiscus (Pachydiscus) complanatus Collignon 1952
†Pachydiscus (Pachydiscus) dossantosi Maury 1930
†Pachydiscus (Pachydiscus) duelmensis Schluter 1872
†Pachydiscus (Pachydiscus) egertoni Forbes 1846
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Invalid names: Ammonites ganesa Forbes 1846 [synonym], Parapachydiscus coalingensis Anderson 1958 [synonym]
†Pachydiscus (Pachydiscus) gutierrezi Salazar et al. 2010
†Pachydiscus (Pachydiscus) haldemsis Schluter 1867
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Invalid names: Ammonites auritocostatus Schlüter 1872 [synonym], Pachydiscus kaliszanensis Nowak 1913 [synonym], Pachydiscus koeneni de Grossouvre 1894 [synonym]
†Pachydiscus (Pachydiscus) hazzardi Jones 1963
†Pachydiscus (Pachydiscus) jacquoti Seunes 1890
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Invalid names: Pachydiscus (Pachydiscus) llareni Wiedmann 1960 [synonym], Pachydiscus llareni Wiedmann 1960 [synonym]
†Pachydiscus (Pachydiscus) jeani de Grossouvre 1894
†Pachydiscus (Pachydiscus) kamishakensis Jones 1963
†Pachydiscus (Pachydiscus) neubergicus Hauer 1858
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Invalid names: Ammonites chrishna Forbes 1846 [synonym]
†Pachydiscus (Pachydiscus) noetlingi Kennedy 1999
†Pachydiscus (Pachydiscus) oldhami Sharpe 1855
†Pachydiscus (Pachydiscus) ootacodensis Stolickzka 1865
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Invalid names: Pachydiscus (Pachydiscus) hornbyense Jones 1963 [synonym]
†Pachydiscus (Pachydiscus) paulsoni Young 1963
†Pachydiscus (Pachydiscus) rogeri Marshall 1926
†Pachydiscus (Pachydiscus) ultimus Macellari 1986
†Pachydiscus (Pachydiscus) yama Forbes 1846
Diagnosis
No diagnoses are available