| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Argilloecia concludus
Discussion
LSID. urn:lsid:zoobank.org:act:2F5621D1-5D18-4549-B634-4F6720BCAFE4
Derivation of name. L. concludo end, close. With reference to its presence near the close of the Cretaceous.
Taxonomy
Argilloecia concludus was named by Ceolin et al. (2015). Its type specimen is LM-FCEN 3251, a carapace, and it is a 3D body fossil. Its type locality is Cerro Azul CA 5, which is in a Maastrichtian marine siltstone in the Jagüel Formation of Argentina.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 2015 | Argilloecia concludus Ceolin et al. |
| 2024 | Argilloecia concludus Ceolin et al. |
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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.
†Argilloecia concludus Ceolin et al. 2015
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| D. Ceolin et al. 2015 | A proportionally rather short species of Argilloecia in which the carapace at one-third from the posterior margin is higher than that in most other species. Dorsal margin convex and with strong RV over LV overlap. Oral incurvature stronger than in many species. |
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Jell and Adrain 2002 | |||||
Age range: Maastrichtian or 72.20000 to 66.00000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Maastrichtian | Argentina (Neuquén) | Argilloecia concludus (type locality: 231995 231997) |