1981

• Irmler, U. 1981. Descriptions of New Neotropical Holotrochus and a Key to the Species of the Genus (Coleoptera: Staphylinidae). The Coleopterists Bulletin 35(4): 379–397. Reference page. 

1982

• Irmler, U. 1982. A new species of the Neotropical genus Xenopygus Bernhauer (Coleoptera: Staphylinidae). Coleopterists bulletin 36(2): 206–210.

1987

• Irmler, U. 1987. New neotropical species of the genus Holotrochus and the new genus Mimotrochus (Coleoptera, Staphylinidae). Entomologische Arbeiten Museum G. Frey 35-36: 81–109. Full article (PDF). Reference page. 

1994

• Irmler, U., 1994. Taxonomie und Verbreitung neotropischer Lispinus Er. (Coleoptera, Staphylinidae). Beiträge zur entomologie 44(1): 53–82, 42 Textfig.

2003

• Irmler, U. 2003. Osoriinae (Coleoptera: Staphylinidae) from Dominican amber. Stuttgarter Beiträge zur Naturkunde (B) 342: 1–16.
• Irmler, U. 2003. Taxonomy and distribution of the Neotropical species of the genera Tannea Blackwelder, 1952 and Nacaeus Blackwelder, 1942 with remarks on the genus Lispinus (Coleoptera: Staphylinidae). Bulletin de l'Institut Royal des Sciences Naturelles de Belgique, entomologie 73: 85–134.
• Irmler, U. 2003. Distribution, redescription and description of new species of the Clavilispinus exiguus group (Coleoptera: Staphylinidae, Osoriinae) in the Neotropical region. Amazoniana 17(3/4): 349–360.

2005

• Irmler, U. 2005. New Neotropical species of the genus Holotrochus (Coleoptera: Staphylinidae: Osoriinae). Scientific papers (Natural History Museum, the University of Kansas) 36: 1–18.
• Irmler, U. 2005. New species of the genus Mimogonia (Coleoptera: Staphylinidae, Osoriinae) from the Neotropical region. Studies on Neotropical fauna and environment 40(1): 49–54.
• Irmler, U. 2005. New species of the genus Tannea Blackwelder, 1952 from Central and South America (Coleoptera: Staphylinidae: Osoriinae). Koleopterologische rundschau 75: 151–171.
• Irmler, U. 2005. A new genus and species of the subfamily Osoriinae from the Neotropical region (Coleoptera: Staphylinidae: Osoriinae). Koleopterologische rundschau 75: 173–178.
• Irmler, U. 2005. New Thoracophorus species from the Neotropical region (Coleoptera: Staphylinidae: Osoriinae). Studies on Neotropical fauna and environment 40(2): 123–127.
• Irmler, U. 2005. Review of the genus Dirocephalus Silvestri, 1938 and related genera in the Neotropical region (Coleoptera: Staphylinidae: Osoriinae). Bulletin de l'Institut Royal des Sciences Naturelles de Belgique, entomologie 75: 103–118.

2009

• Irmler, U. 2009. A second species for the genus Craspedus Bernhauer, 1908 from the Neotropical region (Coleoptera: Staphylinidae, Osoriinae). Dugesiana 16(2): 75–78. Reference page. 

2010

• Irmler, U. 2010. The Neotropical species of the genus Osorius Guérin-Meneville, 1829 with remarks to the Neotropical Osoriid complex (Coleoptera: Staphylinidae: Osoriinae). Beiträge zur Entomologie 60(2): 363–426. Abstract. Reference page. 
• Irmler, U. 2010. Two new species of the genus Thoracophorus Motschulsky, 1837 (Coleoptera: Staphylinidae, Osoriinae) with remarks on ecology of the genus in the Neotropical Region. Psyche 2010: 1–6.
• Irmler, U. 2010. A new genus of Osoriinae in the Neotropical region with a cladistic analysis of the tribe Thoracophorini (Insecta: Coleoptera: Staphylinidae). Arthropod systematics & phylogeny 68(2): 229–237.
• Irmler, U. 2010. New Neotropical species of Holotrochus Erichson, 1839 with special reference to the H. simplex-group (Coleoptera: Staphylinidae: Osoriinae). Koleopterologische rundschau 80: 43–62.
• Irmler, U. 2010. New species of the genera Mimogonus and Mimogonia (Coleoptera: Staphylinidae: Osoriinae) from the Neotropical Region. Acta Entomologica Musei Nationalis Pragae 50(2): 483–494.

2011

• Ulrich Irmler, 2011. Two new species and a new record of the genus Neolindus, Scheerpeltz, 1933 (Coleoptera, Staphylinidae, Paederinae). Bonn zoological Bulletin 60, 103–107.
• Schierding, M., Vahder, S., Dau, L. & Irmler, U. 2011. Impacts on biodiversity at Baltic Sea beaches. Biodiversity and Conservation 20: 1973–1985.
• Ulrich Irmler 2011. Biozönotischen Beziehungen zwischen Ökosystemen. In: Fränzle, O., Müller, F. & Schröter, W. (Hrsg.) Handbuch der Ökosystemforschung. ecomed Verlag, 1–15.
• Ulrich Irmler 2011. New species of Caloderella Bernhauer, 1912 (Staphylinidae; Aleocharinae) from Ecuador with a key to the species. Koleopterologische rundschau 81, 165–171.
• Irmler, U. 2011. Effects of habitat and human activities on species richness and assemblages of the Staphylinidae in the Baltic Sea coast. Psyche 2012 ID 879715: 1–12.

2012

• Irmler, U. 2012. The Neotropical species of the genera Pseudespeson Lecoq, 1994 and Espeson Schaufuss, 1882 (Coleoptera: Staphylinidae: Osoriinae). Beiträge zur Entomologie 62(2): 331–360. Abstract. Reference page. 

2013

• Asenjo, A., Irmler, U., Klimaszewski, J., Herman, L.H. & Chandler, D.S. 2013. A complete checklist with new records and geographical distribution of the rove beetles (Coleoptera, Staphylinidae) of Brazil. Insecta mundi 0277: 1–419. Full article (PDF).Reference page. 

• Irmler, U. 2013. New species of the genus Mimogonia and Holotrochus from South America (Coleoptera: Staphylindae: Osoriinae). Acta Entomologica Musei Nationalis Pragae 53(1): 155–176. PDF Reference page. 

2014

• Irmler, U. 2014. The Neotropical species of the genus Osoriellus Fagel, 1959 (Coleoptera: Staphylinidae: Osoriinae). Beiträge zur Entomologie 64(2): 231–354. Abstract. Reference page. 

2015

• Asiain, J., Márquez, J. & Irmler, U. 2015. New national and state records of Neotropical Staphylinidae (Insecta: Coleoptera). Zootaxa 3974(1): 76–92. DOI: 10.11646/zootaxa.3974.1.5 Preview (PDF). Reference page. 

• Irmler, U. 2015. Four new species of the genus Thoracophorus Motschulsky, 1857 for the Neotropical region (Coleoptera: Staphylinidae: Osoriinae). Zootaxa 4039(3): 431–444. DOI: 10.11646/zootaxa.4039.3.3 Preview (PDF). Reference page. 

• Irmler, U. 2015. New Neotropical genera and species of the tribe Osoriini (Coleoptera: Staphylinidae: Osoriinae). Beiträge zur Entomologie 65(1): 173–196. Abstract. Reference page. .

• Irmler, U. 2015. The neotropical genus Glyptoma Erichson, 1839 with description of new species and a key to the species (Coleoptera: Staphylinidae: Osorinae). Beiträge zur Entomologie 65(2): 297–325. Abstract. Reference page. 

• Irmler, U. 2015. A new genus and new species of Neotropical Thoracophorini (Coleoptera: Staphylinidae: Osoriinae). Bonn zoological bulletin [2016] 64(2): 109–116. PDF Reference page. 

• Irmler, U. 2015. New species and new records of the Neotropical genera Gnathymenus Solier, 1849 and Oedichirus Erichson, 1839 (Coleoptera: Staphylinidae: Paederinae). Koleopterologische rundschau 85: 113–119. PDF Reference page. 

2016

• Irmler, U. 2016. Four new species of the genus Holotrochus Erichson, 1839 from South America (Staphylinidae: Osoriinae). Entomofauna 37(1): 85–100. PDF Reference page. 

• Irmler, U. 2016. Three new species of Molosoma Say, 1831 from French Guiana, and a new generic synonymy (Coleoptera: Staphylinidae: Osoriinae). Koleopterologische rundschau 86: 139–145. PDF Reference page. 

• Irmler, U. 2016 [2015]. Three new species of the genus Heterocylindropsis Fagel, 1955 from Tanzania (Coleoptera, Staphylinidae: Osoriinae). Folia entomologica hungarica 76: 5–14. PDF Reference page. 

2017

• Irmler, U. 2017. A review of the Neotropical genus Diochus Erichson, 1840 (Coleoptera: Staphylinidae: Staphylininae). Beiträge zur entomologie 67(1): 1–62. DOI: 10.21248/contrib.entomol.67.1.1-62 Reference page. 

• Irmler, U. 2017. The Neotropical species of the genus Eleusis Laporte, 1835 with description of the new genus Eleusima (Coleoptera: Staphylinidae: Osoriinae). Beiträge zur entomologie 67(2): 275–318. DOI: 10.21248/contrib.entomol.67.2.275-318 Reference page. 

2019

• Irmler, U. 2019. A new species and new records of the genus Philothalpus Kraatz, 1857 from the Central Amazon with a revised key to the Brazilian species (Coleoptera: Staphylinidae: Philothalpina). Koleopterologische rundschau 89: 115–121. PDF Reference page.