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| Morphology | Ecology and taphonomy | External Literature Search | Age range and collections |
Zacanthoides holopygous
Taxonomy
Zacanthoides holopygous was named by Resser (1939) [Reidentified from part of Zacanthoides idahoensis (Walcott, 1908, pl. 3, figs. 2-5, 10)]. It is not extant.
Sister species lacking formal opinion data
Synonymy list
| Year | Name and author |
|---|---|
| 1939 | Zacanthoides holopygous Resser p. 23 |
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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.
†Zacanthoides holopygous Resser 1939
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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: Aberhan et al. 2004, Hendy et al. 2009, Hendy 2009 | |||||
Age range: Middle Cambrian or 509.00000 to 497.00000 Ma
Collections: one only
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Cambrian | USA (Idaho) | Zacanthoides holopygous (68909) |