| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Immunitoceras immunitum
Taxonomy
Immunitoceras immunitum was named by Stoyanow (1949) [TYPE LOCALITY: Quajote Mbr, Lowell Fm, Ninety One Hills, Arizona. TYPE REPOSITORY: Unknown repository (USNM or University of Texas).]. Its type specimen is 92563 and is not a trace fossil. It is the type species of Immunitoceras.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1949 | Immunitoceras immunitum Stoyanow p. 117 figs. pl. 20, figs. 8-15 |
| 2018 | Immunitoceras immunitum Robert et al. p. 18 figs. 10.7-10.11, 12F |
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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.
†Immunitoceras immunitum Stoyanow 1949
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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 Aptian or 119.57000 to 113.20000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Aptian | Mexico (Sonora) | Immunitoceras immunitum (82136 82137 82141) | |
| Aptian | USA (Arizona) | Immunitoceras immunitum (64989) | |
| Late/Upper Aptian | Mexico (Sonora) | Immunitoceras immunitum (82142) |