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Gyrodes (Gyrodes)
Taxonomy
Gyrodes (Gyrodes) was named by Conrad (1860). It is extant.
It was assigned to Gyrodes by Gliozzi and Malatesta (1983) and Popenoe et al. (1987).
It was assigned to Gyrodes by Gliozzi and Malatesta (1983) and Popenoe et al. (1987).
Subtaxa
Species lacking formal opinion data
Synonymy list
Year | Name and author |
---|---|
1860 | Gyrodes (Gyrodes) Conrad |
1983 | Gyrodes (Gyrodes) Gliozzi and Malatesta p. 103 |
1987 | Gyrodes (Gyrodes) Popenoe et al. p. 75 |
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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. Gyrodes (Gyrodes) Conrad 1860
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†Gyrodes (Gyrodes) dowelli White 1889
†Gyrodes (Gyrodes) robustus Waring 1917
†Gyrodes (Gyrodes) supraplicatus Conrad 1858
†Gyrodes (Gyrodes) tenellus Stoliczka 1868
Diagnosis
Reference | Diagnosis | |
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W. P. Popenoe et al. 1987 | Species of Gyrodes with a crenulate and sharp umbilical margin, and crenulations near the suture, with growth lines adjacent to the suture commonly notched. |
Measurements
No measurements are available
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Source: g = genus, f = family, c = class | |||||
References: Aberhan et al. 2004, Kiessling 2004 |
Collections (85 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Albian | Madagascar | Gyrodes tenellus (98228) | |
Albian | Madagascar (Mahajanga) | Gyrodes tenellus (86497) | |
Turonian | USA (California) | Gyrodes dowelli (44213 62347 86785 86788 167600 215285 215618 219080 220298 220340 222076 222077 222082 222085 222092 222093 222094 222097 222098 222100 222102) | |
Early/Lower Turonian | Canada (British Columbia) | Gyrodes dowelli (210491 210511 210513) | |
Early/Lower Turonian - Middle Turonian | USA (California) | Gyrodes dowelli (220373) | |
Late/Upper Turonian | USA (California) | Gyrodes dowelli (220938) | |
Middle Turonian | USA (California) | Gyrodes dowelli (86782) | |
Coniacian | Cameroon | Gyrodes tenellus (177976 209647) | |
Early/Lower Campanian | USA (Delaware) | Gyrodes supraplicatus (126599) | |
Early/Lower Campanian | USA (New Jersey) | Gyrodes supraplicatus (88610) | |
Early/Lower Campanian | USA (California) | Gyrodes expansa (3885) | |
Early/Lower Campanian | Mozambique | Gyrodes tenellus (174825 174826) | |
Late/Upper Campanian | USA (Texas) | Gyrodes supraplicatus (7472 7482) | |
Middle Campanian | USA (Texas) | Gyrodes supraplicatus (7466 7467 7470) | |
Maastrichtian | USA (New Jersey) | Gyrodes supraplicatus (4380) | |
Maastrichtian | USA (Texas) | Gyrodes supraplicatus (7489 7550 7583) | |
Maastrichtian | USA (Mississippi) | Gyrodes supraplicatus (7506 7600 205512) | |
Maastrichtian | USA (Alabama) | Gyrodes supraplicatus (83239) | |
Early/Lower Maastrichtian | USA (Alabama) | Gyrodes supraplicatus (4247) | |
Early/Lower Maastrichtian | USA (Maryland) | Gyrodes supraplicatus (125950) | |
Early/Lower Maastrichtian | USA (Mississippi) | Gyrodes supraplicatus (4101 4107 7475 7476 7487 7586 7590 7592 7593 7602 7609) | |
Early/Lower Maastrichtian | USA (Georgia) | Gyrodes supraplicatus (4265 4279) | |
Early/Lower Maastrichtian | Mexico (Guerrero) | Gyrodes supraplicatus (7461) | |
Late/Upper Maastrichtian | USA (Tennessee) | Gyrodes supraplicatus (4121) | |
Late/Upper Maastrichtian | USA (South Carolina) | Gyrodes supraplicatus (4344 4354 4355) | |
Late/Upper Maastrichtian | USA (Maryland) | Gyrodes supraplicatus (4366 4368 4369 4370 4371 4373) | |
Late/Upper Maastrichtian | USA (Mississippi) | Gyrodes supraplicatus (4124 4127 4129) | |
Late/Upper Maastrichtian | USA (Alabama) | Gyrodes supraplicatus (4237) | |
Late/Upper Maastrichtian | USA (Texas) | Gyrodes supraplicatus (4401 4420 4436 4473) | |
Late/Upper Maastrichtian | USA (Missouri) | Gyrodes supraplicatus (4386) | |
Thanetian | USA (California) | Gyrodes robustus (205394) |