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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Crotalocephalus silverdalensis
Taxonomy
Crotalocephalus silverdalensis was named by Etheridge and Mitchell (1917).
It was recombined as Cheirurus (Crotalocephalus) silverdalensis by Philip (1962).
It was recombined as Cheirurus (Crotalocephalus) silverdalensis by Philip (1962).
Sister species lacking formal opinion data
Synonymy list
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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.
†Crotalocephalus silverdalensis Etheridge and Mitchell 1917
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: g = genus, f = family, c = class | |||||
| References: Whittington et al. 1997, Aberhan et al. 2004, Hendy 2009, Harrington et al. 1959 | |||||
Age range: base of the Gorstian to the top of the Lochkovian or 426.70000 to 413.02000 Ma
Collections (9 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Silurian | Australia (Victoria) | Cheirurus silverdalensis (10187 10191 10192 10193) | |
| Gorstian | Australia (Australian Capital Territory) | Crotalocephalus silverdalensis (25639) | |
| Ludfordian | Australia (Australian Capital Territory) | Crotalocephalus silverdalensis (25677) | |
| Ludfordian | Australia (New South Wales) | Crotalocephalus silverdalensis (25634) | |
| Pridoli - Helderbergian | Australia (New South Wales) | Crotalocephalus silverdalensis (24903) | |
| Lochkovian | Australia (New South Wales) | Crotalocephalus silverdalensis (24907) |