Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Ignacius graybullianus
Taxonomy
Ignacius graybullianus was named by Bown and Rose (1976). It is not extant.
Synonymy list
Year | Name and author |
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1976 | Ignacius graybullianus Bown and Rose |
1994 | Ignacius graybullianus Robinson and Ivy p. 105 |
2012 | Ignacius graybullianus Rose 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.
†Ignacius graybullianus Bown and Rose 1976
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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Source: o = order, subc = subclass, c = class, subp = subphylum | |||||
References: Ji et al. 2002, Hendy et al. 2009, Lillegraven 1979, Nowak 1999, Carroll 1988 |
Age range: base of the Graybullian to the top of the Clarkforkian or 55.80000 to 54.90000 Ma
Collections (28 total)
Time interval | Ma | Country or state | Original ID and collection number |
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Clarkforkian | USA (Wyoming) | Ignacius graybullianus (15082 15085 15119 15155 15156 15198 15202) | |
Graybullian | USA (Wyoming) | Ignacius graybullianus (15701) | |
Wasatchian | USA (Wyoming) | Ignacius graybullianus (15491 15493 15507 15510 15520 15586 15729 15731 15756 15883 15884 15912 16007 16055 46690 46816 46818 46823) | |
Early/Lower Eocene | USA (Wyoming) | Ignacius graybullianus (15679 154271) |