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Zacanthoides divergens
Taxonomy
Zacanthoides divergens was named by Rasetti (1951). Its type specimen is USNM 116261 and is a 3D body fossil.
Subspecies
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.
†Zacanthoides divergens Rasetti 1951
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†Zacanthoides divergens limbus Sundberg 1994
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Diagnosis
| Reference | Diagnosis | |
|---|---|---|
| F. A. Sundberg 1994 | Zacanthoides with cranidium with strongly divergent anterior facial sutures, wide frontal area (10-25% cranidial length) with moderately well-defined plectrum. Pygidium subrectangular with 4 short, flat spines of unequal length, and granules on pleural lobes |
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: Delamaran or 509.70000 to 505.30000 Ma
Collections (5 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Delamaran | USA (Utah) | Zacanthoides divergens (10565) Zacanthoides divergensis (134069 134070 134113) | |
| Delamaran | USA (Nevada) | Zacanthoides divergensis (134248) |