Callicerus obscurus, Taxa Only, Exact Match: 4 Treatments

Coleoptera	new species	Gravenhorst, Johann Ludwig Christian, 1802, Coleoptera microptera brunsvicensia nec non exoticorum quotquot exstant in collectionibus entomologorum brunsvicensium in genera familias et species distribuit, C. Reichard : 66	66
Callicerus obscurus	New Canadian Record	Brunke, Adam J., Klimaszewski, Jan, Dorval, Julie-Anne, Bourdon, Caroline, Paiero, Steven M. & Marshall, Stephen A., 2012, New species and distributional records of Aleocharinae (Coleoptera, Staphylinidae) from Ontario, Canada, with a checklist of recorded species, ZooKeys 186, pp. 119-206 : 148-149	148-149
Callicerus obscurus		Ferreira, Raul Nascimento, 2021, Padre Ramiro dos Santos Ferreira Neves, o entomologista e a sua colecÇão esquecida de Staphylinidae (Coleoptera), Arquivos Entomolóxicos 24, pp. 205-235 : 216	216
Callicerus obscurus		Assing, Volker, 2004, A revision of Callicerus Gravenhorst, Pseudosemiris Machulka, and related genera. III. A new genus and species from China, and additional records (Insecta: Coleoptera: Staphylinidae: Aleocharinae), Zootaxa 767, pp. 1-8 : 2	2