Late Cambrian Trilobite Fossils from the Mariner Group, Antarctica

A scientific paper describes the youngest Late Cambrian trilobite assemblage discovered in the Mariner Group, northern Victoria Land, Antarctica. The assemblage contains seven determined trilobite taxa and is related to material from Kazakhstan, Siberia, China, Australia, and North America. The paper was published by Geoscience Australia Data and last updated on 2026-05-14.

Use Cases

• Biostratigraphic correlation based on the described trilobite taxa
• Palaeogeographic analysis based on faunal relationships with other continents
• Taxonomic study of Late Cambrian trilobites based on the seven identified species
• Geological dating of Antarctic rock units based on the fossil assemblage

Strengths

• Describes seven determined trilobite taxa, including a new species (Apheloides? depressa sp. nov.)
• Provides a specific geological context (Eureka Formation, Limestone Unit, Mariner Glacier)
• Compares the fauna to assemblages from Kazakhstan, Siberia, China, Australia, and North America

Limitations

• Column-level documentation is absent; field semantics must be inferred after download
• Row count is unknown, which may limit suitability assessment
• Data is provided as PDF/HTML documents, not a structured data table

Provenance

Source

Geoscience Australia Data

Collection Method

Scientific field collection and taxonomic analysis.

Time Range

Late Cambrian period (likely early Franconian age).

Freshness

Last updated 2026-05-14 04:54:30.903995; freshness should be verified

Geography

Mariner Group, Bowers Supergroup, northern Victoria Land, Antarctica (specifically Eureka Spurs, head of Mariner Glacier).