| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Gaudryceras crassicostatum
Taxonomy
Lytoceras crassicostatum was named by Jimbo (1894).
It was recombined as Gaudryceras crassicostatum by Shigeta (2016) and Shigeta and Izukura (2018).
It was recombined as Gaudryceras crassicostatum by Shigeta (2016) and Shigeta and Izukura (2018).
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1894 | Lytoceras crassicostatum Jimbo p. 182 figs. Pl 22, fig 7 |
| 2016 | Gaudryceras crassicostatum Shigeta p. 334 figs. 8A-C |
| 2018 | Gaudryceras crassicostatum Shigeta and Izukura p. 14 fig. 2E,F |
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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.
†Gaudryceras crassicostatum Jimbo 1894
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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: Late/Upper Campanian or 83.50000 to 70.60000 Ma
Collections (3 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Late/Upper Campanian | Antarctica | Gaudryceras crassicostatum (83390) | |
| Middle Campanian | Japan | Gaudryceras crassicostatum (181922 199736) |