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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Acanthomichelinoceras
Taxonomy
Acanthomichelinoceras was named by Kröger et al. (2005).
It was assigned to Michelinoceratinae by Kröger et al. (2005).
It was assigned to Michelinoceratinae by Kröger et al. (2005).
Species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 2005 | Acanthomichelinoceras Kröger 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.
G. †Acanthomichelinoceras Kröger et al. 2005
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| B. Kröger et al. 2005 | Medium sized, slightly compressed Michelinoceratinae with central siphuncle, long chambers and well−developed dorsal furrow (“Normallinie”). Very small, smooth, cap−shaped apex (dimension ca. 0.3 mm); cicatrix and primary constriction are absent. |
Measurements
No measurements are available
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| Source: o = order, c = class | |||||
| References: Kiessling 2004, Aberhan et al. 2004 | |||||
Age range: base of the Early/Lower Devonian to the top of the Middle Devonian or 419.62000 to 382.31000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Early/Lower Devonian - Middle Devonian | Germany (Hesse) | A. commutatum (215812 215813) |