The following genes with an identifier have been found but that do not have a mapping to Ensembl: 16
http://classic.wikipathways.org/instance/WP409_r116975 Gpr83 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP409_r116975 Gpr143 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP409_r116975 LOC362068 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP409_r116975 Gpr116 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP409_r116975 Celsr3 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP409_r116975 Adora3 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP409_r116975 Il8rb with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP409_r116975 Celsr1 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP409_r116975 Gpr55 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP409_r116975 RGD1560166 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP409_r116975 Cxcr3 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP409_r116975 Adrb2 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP409_r116975 LOC690849 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP409_r116975 Gpr132 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP409_r116975 Gpr84 with datasource Entrez Gene
http://classic.wikipathways.org/instance/WP409_r116975 Olr1302 with datasource Entrez Gene
More details at https://www.wikipathways.org/WikiPathwaysCurator/GeneTests/genesWithoutEnsemblMapping