Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Gyrodes major
Taxonomy
Gyrodes major was named by Wade (1926) [m. kosnik taxon no: 2133]. Its type locality is Dave Weeks place, Coon Creek, which is in a Campanian coastal sandstone in the Ripley Formation of Tennessee.
Sister species lacking formal opinion data
Synonymy list
Year | Name and author |
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1926 | Gyrodes major Wade |
1964 | Gyrodes major Sohl p. 369 |
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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.
†Gyrodes major Wade 1926
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: g = genus, f = family, c = class | |||||
References: Aberhan et al. 2004, Kiessling 2004 |
Age range: base of the Maastrichtian to the top of the Early/Lower Maastrichtian or 72.10000 to 66.00000 Ma
Collections (19 total)
Time interval | Ma | Country or state | Original ID and collection number |
---|---|---|---|
Early/Lower Campanian - Middle Campanian | USA (Texas) | Gyrodes major (3611 7513) | |
Early/Lower Campanian - Middle Campanian | USA (Mississippi) | Gyrodes major (6655 6660 6661 7456 7457 7458 7459 32141 32142) | |
Late/Upper Campanian | USA (Tennessee) | Gyrodes major (type locality: 88357) | |
Middle Campanian | USA (Texas) | Gyrodes major (3607 3632 7467 7470) | |
Late/Upper Campanian - Early/Lower Maastrichtian | USA (Tennessee) | Gyrodes major (7515) | |
Maastrichtian | USA (Tennessee) | Gyrodes major (205445) | |
Early/Lower Maastrichtian | Mexico (Guerrero) | Gyrodes major (7461) |