Basic info | Taxonomic history | Classification | Included Taxa |
Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Taxonomy
Dispersituberoolithus exilis was named by Zelenitsky et al. (1996). It is considered to be a form taxon. Its type specimen is RTMP 94.157.62, an egg, and it is a 3D body fossil. Its type locality is Little Diablo's Hill, Devil's Coulee, which is in a Campanian terrestrial mudstone in the Oldman Formation of Canada. It is the type species of Dispersituberoolithus.
Synonymy list
Year | Name and author |
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1996 | Dispersituberoolithus exilis Zelenitsky et al. p. 1664 figs. 5F-H, 6A-D |
2014 | Dispersituberoolithus exilis Sellés et al. p. 49 |
2015 | Dispersituberoolithus exilis Currie and Koppelhus p. 625 |
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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.
†Dispersituberoolithus exilis Zelenitsky et al. 1996
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Diagnosis
Reference | Diagnosis | |
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D. K. Zelenitsky et al. 1996 | Eggshell thickness 0.26–0.28 mm; three structural layers (external zone, continuous layer, and mammillary layer); ez:cl:ml thickness ratio of 0.5:2:1; ornamentation dispersituberculate; and angusticanaiiculate pore system. |
Measurements
No measurements are available
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Source: o = order | |||||
Reference: Marsh 1875 |
Age range: Late/Upper Campanian or 83.50000 to 70.60000 Ma
Collections: one only
Time interval | Ma | Country or state | Original ID and collection number |
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Late/Upper Campanian | Canada (Alberta) | Dispersituberoolithus exilis (type locality: 53049) |