Stratigraphic context for type materials of Psigraptus arcticus and P. lenzi from Rock River, Yukon Territory. The dataset includes a new occurrence of the Psigraptus–Adelograptus Zone in Upper Canyon, Peel River and describes a new monotypic genus Chigraptus. It was published by the Government of Yukon and last updated on 2026-04-17.
Use Cases
- Analyze stratigraphic distribution of graptolite genera based on described zone occurrences
- Study morphological evolution of anisograptid graptolites based on descriptions of stipe structure
- Map fossil occurrences in the Yukon Territory based on the Rock River and Peel River locations
Strengths
- Provides full stratigraphical context for type materials of two Psigraptus species
- Describes a newly defined monotypic genus Chigraptus with specific morphological characteristics
Limitations
- Column-level documentation is absent; field semantics must be inferred after download
- Row count is unknown, which may limit suitability assessment
Provenance
- Source
- Government of Yukon
- Time Range
- Early Tremadoc (Ordovician period)
- Freshness
- Last updated 2026-04-17 16:13:02.169948; freshness should be verified
- Geography
- Rock River and Peel River, Yukon Territory, Canada