keepset

Messel Shale Food Web

Fossil food web from the Messel Shale formation (Eocene). Nodes are taxa and directed weighted edges represent feeding interactions. Node 'group' property encodes 166 taxonomic categories, making this heterogeneous. Weights represent certainty of interaction.

npx keepset fetch messal_shale

Nodes
700
Edges
6,444
Size
20 B

Fetch and preview this dataset on this page, or download the result as JSON. The command line fetches it without a browser.

Overview

Idmessal_shale
Categorygraph/v1
Kindgraph
DomainPaleontological network
Tagsheterogeneous
Licencenot recorded by the source
Cataloguekeepset 1.33.0

Sources and provenance

#URLStatusRetrievedRead by recipePinned snapshotSHA-256
0https://networks.skewed.de/net/messal_shalelive2026-04-1920260316220725rawf14c61e7a199
1https://networks.skewed.de/net/messal_shale/files/messal_shale.csv.ziplive2026-04-19yes

Citations

Recipe

Source#1
Archivezip
Memberedges.csv
Parser format"edge-list"
Parser encoding"utf-8"
Parser delimiter"comma"
Parser skipLines0
Parser commentPrefixes["#"]
Parser sourceColumn0
Parser targetColumn1

Crosswalk

keepset/topology to graph/v1, as a crossmap crosswalk.

RuleFromToDirection
movemetametaboth
movenodes[].idnodes[].idboth
moveedges[].sourceedges[].sourceboth
moveedges[].targetedges[].targetboth

Expected counts

Edges6,444
Nodes700

Properties

Directedyes
Download bytes20 B
Heterogeneousyes
Multigraphno
Self loopsyes
Weightedyes