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Paleobeard / field database

Fossils Found

Statistics from published field observations, not the shop inventory. These summaries describe this dataset, not all fossils in the rock.

Browse the field records · Download statistics JSON · Methods and data README

Documented occurrences

19 published occurrence records.

record_count counts documented occurrence records; specimen_count_sum sums only counts recorded in specimens. Fragments and pieces are separate units, never added to specimens.

  • specimens: 19

Observed-only, collected, photographed and other dispositions are recorded separately below. Counts of fragments and pieces are never treated as counts of whole specimens.

Known-value denominators

9 of 19 occurrence records have known preservation. Unknown preservation is excluded from known-value proportions, never interpreted as damage or completeness.

  • complete: 77.8% of records with known preservation
  • mostly complete: 22.2% of records with known preservation

0 occurrence records have measured sizes; mean not available mm. This is a record-level measured subset, not an estimate for unmeasured finds.

0 of 19 records include recorded associations. No association recorded does not prove biological absence.

4 records have known articulation; 4 distinct explicitly identified genera are documented. These describe recorded subsets, not total biological diversity.

  • fully_articulated: 100.0% of known articulation records

Sampling limits

These are counts of documented field observations, not a standardized survey of fossil abundance. Sampling effort, weather, exposure and collector focus all bias the counts. Individual occurrence counts are not pooled with bulk sample counts. Qualitative labels are not converted to numeric counts; no density is inferred from casual observations.

0 separately published sampling events. Download approved sampling data. Densities below use only numeric entries and recorded positive area; methods and count units remain separate. Samples may overlap occurrence records and must not be added to them. Qualitative entries remain available in the download.

  • No published numeric samples with measured area.

Formation

Occurrence records, not specimen abundance. Unknown values remain visible.

EntryRecords
Arnheim Formation17
Waldron shale2

Public locality

Occurrence records, not specimen abundance. Unknown values remain visible.

EntryRecords
Flat Run Quarry17
Vernon Indiana2

Layer

Occurrence records, not specimen abundance. Unknown values remain visible.

EntryRecords
08
unknown11

Genus

Occurrence records, not specimen abundance. Unknown values remain visible.

EntryRecords
Cyclonema1
Flexicalymene16
Platyostoma1
Trimerus1

Fossil group

Occurrence records, not specimen abundance. Unknown values remain visible.

EntryRecords
gastropod2
trilobite17

Preservation

Occurrence records, not specimen abundance. Unknown values remain visible.

EntryRecords
complete7
mostly_complete2
unknown10

Observed or collected

Occurrence records, not specimen abundance. Unknown values remain visible.

EntryRecords
collected16
observed_only3

Year documented

Occurrence records, not specimen abundance. Unknown values remain visible.

EntryRecords
20252
202617

Recent activity