| Basic info | Taxonomic history | Classification | Included Taxa |
| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Ischyrotoma sila
Taxonomy
Ischyrotoma sila was named by Loch (2007) [Paratypes: UMC 17086-90. Includes specimens assigned to Ischyrotoma abrupta by Derby et al 1991.]. Its type specimen is UMC 17085, a cephalon/head (cranidium), and it is a 3D body fossil.
Synonymy list
| Year | Name and author |
|---|---|
| 2007 | Ischyrotoma sila Loch p. 72 figs. Pl. 28, figs. 1-2 |
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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.
†Ischyrotoma sila Loch 2007
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, o = order, c = class | |||||
| References: Fortey and Owens 1999, Aberhan et al. 2004, Hendy 2009, Alvarez et al. 2008 | |||||
Age range: Cassinian or 482.30000 to 470.00000 Ma
Collections (25 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Jeffersonian | USA (Oklahoma) | Ischyrotoma sila (106580 106597 106598 106600 106604 106606 106608 106609 106610 106612 106613 106614 106617 106730 106734 106737 106866 106870 106875 106877 106927 106930) | |
| Cassinian | USA (Oklahoma) | Ischyrotoma sila (106743 106941 106952) |