As of 2022-03-07, the Wikidata property Bradley and Fletcher checklist number (P1743) is used on 2,591 items as main value on statements (not counting qualifiers) of the Q and P namespaces.

Closest properties: by cardinality of intersection, by Jaccard index.

Display properties of the following types:                                    

Closest properties by cardinality of intersection

IDLabelIntersection cardinalityJaccard index
P846 GBIF taxon ID 2,563
 0.0010
P3240 NBN System Key 2,509
 0.0233
P3151 iNaturalist taxon ID 2,493
 0.0030
P1744 Agassiz checklist number 2,483
 0.9499
P1895 Fauna Europaea ID 2,427
 0.0204
P4807 Fauna Europaea New ID 2,424
 0.0139
P838 BioLib taxon ID 2,415
 0.0070
P3186 TAXREF ID 2,380
 0.0121
P646 Freebase ID 2,372
 0.0005
P685 NCBI taxonomy ID 2,347
 0.0040
P6105 Observation.org ID 2,305
 0.0142
P3606 BOLD Systems taxon ID 2,298
 0.0127
P6177 EUNIS ID for species 2,196
 0.0121
P3064 LepIndex ID 2,110
 0.0087
P5263 Czech NDOP taxon ID 2,073
 0.0426
P1939 Dyntaxa ID 2,065
 0.0227
P5862 Lepidoptera of Belgium ID 2,063
 0.6461
P3405 Nederlands Soortenregister ID 2,024
 0.0306
P830 Encyclopedia of Life ID 2,007
 0.0018
P5055 IRMNG ID 1,933
 0.0014
P8915 ZOBODAT taxon ID 1,875
 0.0552
P9839 izeltlabuak.hu ID 1,869
 0.1449
P7202 Belgian Species List ID 1,867
 0.0420
P8707 NBIC taxon ID 1,786
 0.0141
P7552 Finnish Biodiversity Information Facility's Species List ID 1,651
 0.0512
P7224 Insects (Insecta) of the World ID 1,434
 0.0171
P6864 eBiodiversity ID 1,363
 0.0122
P9608 Moths and Butterflies of Europe and North Africa ID 1,266
 0.2895
P9580 Microlepidoptera.nl ID 1,240
 0.4380
P6366 Microsoft Academic ID 926
 0.0034
P8854 Salzburgwiki ID 850
 0.1327
P3322 Vlinderstichting-ID 748
 0.2669
P3031 EPPO Code 727
 0.0103
P6061 Plant Parasites of Europe ID 584
 0.0556
P10243 NatureServe Explorer ID 428
 0.0046
P4758 MONA ID 419
 0.0293
P2464 BugGuide taxon ID 372
 0.0075
P3398 Butterflies and Moths of North America ID 285
 0.0294
P4342 Store norske leksikon ID 190
 0.0024
P8072 CAB ID 184
 0.0029
P2671 Google Knowledge Graph ID 179
 0.0000
P815 ITIS TSN 175
 0.0003
P5698 Invasive Species Compendium Datasheet ID 129
 0.0108
P3088 Catalogue of Life in Taiwan ID 99
 0.0020
P6039 Australian Faunal Directory ID 97
 0.0007
P4024 ADW taxon ID 94
 0.0019
P6433 Global Species ID 89
 0.0048
P2752 New Zealand Organisms Register ID 86
 0.0008
P4728 uBio ID 72
 0.0018
P6142 Verspreidingsatlas.nl ID 64
 0.0034

Closest properties by Jaccard index

IDLabelIntersection cardinalityJaccard index
P1744 Agassiz checklist number 2,483
 0.9499
P5862 Lepidoptera of Belgium ID 2,063
 0.6461
P9580 Microlepidoptera.nl ID 1,240
 0.4380
P9608 Moths and Butterflies of Europe and North Africa ID 1,266
 0.2895
P3322 Vlinderstichting-ID 748
 0.2669
P9839 izeltlabuak.hu ID 1,869
 0.1449
P8854 Salzburgwiki ID 850
 0.1327
P6061 Plant Parasites of Europe ID 584
 0.0556
P8915 ZOBODAT taxon ID 1,875
 0.0552
P7552 Finnish Biodiversity Information Facility's Species List ID 1,651
 0.0512
P5263 Czech NDOP taxon ID 2,073
 0.0426
P7202 Belgian Species List ID 1,867
 0.0420
P3405 Nederlands Soortenregister ID 2,024
 0.0306
P3398 Butterflies and Moths of North America ID 285
 0.0294
P4758 MONA ID 419
 0.0293
P3240 NBN System Key 2,509
 0.0233
P1939 Dyntaxa ID 2,065
 0.0227
P1895 Fauna Europaea ID 2,427
 0.0204
P7224 Insects (Insecta) of the World ID 1,434
 0.0171
P6105 Observation.org ID 2,305
 0.0142
P8707 NBIC taxon ID 1,786
 0.0141
P4807 Fauna Europaea New ID 2,424
 0.0139
P3606 BOLD Systems taxon ID 2,298
 0.0127
P6864 eBiodiversity ID 1,363
 0.0122
P6177 EUNIS ID for species 2,196
 0.0121
P3186 TAXREF ID 2,380
 0.0121
P5698 Invasive Species Compendium Datasheet ID 129
 0.0108
P3031 EPPO Code 727
 0.0103
P3064 LepIndex ID 2,110
 0.0087
P2464 BugGuide taxon ID 372
 0.0075
P838 BioLib taxon ID 2,415
 0.0070
P6433 Global Species ID 89
 0.0048
P10243 NatureServe Explorer ID 428
 0.0046
P685 NCBI taxonomy ID 2,347
 0.0040
P4433 Indian Foundation for Butterflies ID 14
 0.0040
P6366 Microsoft Academic ID 926
 0.0034
P6142 Verspreidingsatlas.nl ID 64
 0.0034
P2833 ARKive ID 58
 0.0032
P3151 iNaturalist taxon ID 2,493
 0.0030
P8072 CAB ID 184
 0.0029
P4342 Store norske leksikon ID 190
 0.0024
P2004 NALT ID 18
 0.0020
P3088 Catalogue of Life in Taiwan ID 99
 0.0020
P4024 ADW taxon ID 94
 0.0019
P830 Encyclopedia of Life ID 2,007
 0.0018
P4728 uBio ID 72
 0.0018
P5055 IRMNG ID 1,933
 0.0014
P9876 Endemia.nc animal taxon ID 11
 0.0013
P9649 Dutch Caribbean Species Register ID 14
 0.0013
P7905 AnimalBase ID 14
 0.0013