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Isomicraster danei
Taxonomy
Isomicraster danei was named by Cooke (1953). Its type specimen is USNM 108391 and is a 3D body fossil. Its type locality is USGS 13506, Rocky Comfort, which is in a Campanian carbonate chalk in the Annona Chalk Formation of Arkansas.
Synonymy list
| Year | Name and author |
|---|---|
| 1953 | Isomicraster danei Cooke p. 29 figs. Pl 11, figs 11-13 |
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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.
†Isomicraster danei Cooke 1953
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: o = order, c = class, p = phylum | |||||
| References: Aberhan 1992, Kiessling 2004 | |||||
Age range: base of the Santonian to the top of the Late/Upper Campanian or 85.70000 to 72.20000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Santonian | USA (Texas) | Isomicraster danei (78176) | |
| Late/Upper Campanian | USA (Arkansas) | Isomicraster danei (type locality: 78175) |