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Pygorhynchus
Taxonomy
Pygorhynchus was named as a genus. It is not extant.
It was reranked as Nucleolites (Pygorhynchus) by Forbes (1846); it was reranked as Cassidulus (Pygorhynchus) by Clark and Twitchell (1915).
It was assigned to Nucleolites by Forbes (1846); to Cassidulus by Clark and Twitchell (1915); to Cassiduloida by Sepkoski (2002); and to Nucleolitidae by Kier (1962), Kier (1966), Kroh (2010).
It was reranked as Nucleolites (Pygorhynchus) by Forbes (1846); it was reranked as Cassidulus (Pygorhynchus) by Clark and Twitchell (1915).
It was assigned to Nucleolites by Forbes (1846); to Cassidulus by Clark and Twitchell (1915); to Cassiduloida by Sepkoski (2002); and to Nucleolitidae by Kier (1962), Kier (1966), Kroh (2010).
Synonyms
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Synonymy list
| Year | Name and author |
|---|---|
| 1846 | Nucleolites (Pygorhynchus) Forbes p. 161 |
| 1855 | Botriopygus d'Orbigny p. 334 |
| 1915 | Botriopygus Clark and Twitchell p. 68 |
| 1915 | Cassidulus (Pygorhynchus) Clark and Twitchell p. 171 |
| 1926 | Botriopygus Sanchez Roig p. 68 |
| 1962 | Pygorhynchus Kier p. 81 |
| 1966 | Pygorhynchus Kier p. U506 |
| 2002 | Pygorhynchus Sepkoski |
| 2010 | Pygorhynchus Kroh pp. 314 - 315 |
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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. †Pygorhynchus
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†Cassidulus (Pygorhynchus) sabistonensis Kellum 1931
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Invalid names: Cassidulus (Pygorhynchus) berryi Kellum 1926 [synonym]
†Nucleolites (Pygorhynchus) planatus Forbes 1846
†Nucleolites (Pygorhynchus) testudo Forbes 1846
†Pygorhynchus obovatus Agassiz 1836
Invalid names: Botriopygus d'Orbigny 1855 [objective synonym]
Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: c = class, p = phylum | |||||
| References: Aberhan 1992, Kiessling 2004 | |||||
Age range: base of the Valanginian to the top of the Early/Lower Miocene or 137.05000 to 15.98000 Ma
Collections (31 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Valanginian | Portugal | P. sp. (64952) | |
| Valanginian | France | Botriopygus nucula (2222) | |
| Early/Lower Hauterivian | France | P. obovatus (68997 69077 69078 69080 69754 69777 69778 69780 69781 69785 84872 84876 84877 84878) | |
| Barremian | Switzerland | Botriopygus minor (2194 2196) | |
| Barremian | France | Botriopygus minor (2212) | |
| Aptian | France | Botriopygus obovatus (2186 2190) P. cylindicus, P. demolyi (38806) | |
| Aptian | Switzerland | Botriopygus obovatus (2229) Botriopygus sueurii (2176 2177) | |
| Middle Albian | Peru | Botriopygus sp. (88175 158987) | |
| Coniacian - Santonian | Egypt | P. aegyptiacus (114826) | |
| Eocene | Cuba | Botriopygus antillarum (91159) Botriopygus parallelus, Botriopygus antillarum (91158) | |
| Early/Lower Miocene | USA (North Carolina) | Cassidulus berryi (41985) |