The Palaearctic types of Chrysididae (Insecta, Hymenoptera) deposited in the Linsenmaier collection. Part 4. Elampini: genus Omalus Panzer, 1801 Author Rosa, Paolo 0000-0003-2919-5297 Natur-Museum Luzern, Kasernenplatz 6, CH- 6003 Luzern, Switzerland. & University of Mons, Research Institute for Biosciences, Laboratory of Zoology, Place du parc 20, 7000, Mons, Belgium. paolo. rosa @ umons. ac. be; https: // orcid. org / 0000 - 0003 - 2919 - 5297 paolo.rosa@umons.ac.be Author Heim, René 0000-0002-6011-5200 Natur-Museum Luzern, Kasernenplatz 6, CH- 6003 Luzern, Switzerland. & rene. heim @ bluewin. ch; https: // orcid. org / 0000 - 0002 - 6011 - 5200 rene.heim@bluewin.ch Author Bernasconi, Marco Valerio 0000-0003-0993-8049 Natur-Museum Luzern, Kasernenplatz 6, CH- 6003 Luzern, Switzerland. & Marco. Bernasconi @ lu. ch; https: // orcid. org / 0000 - 0003 - 0993 - 8049 ernasconi@lu.ch text Zootaxa 2023 2023-05-31 5297 1 61 86 http://dx.doi.org/10.1094/PDIS-04-22-0755-PDN journal article 10.11646/zootaxa.5297.1.3 1175-5326 7989429 93FD168A-6CB8-4457-8F99-9E4A0507B3CF Omalus ( Omalus ) chlorosomus mallorcanus Linsenmaier, 1959a ( Fig. 4A–4D ) Omalus ( Omalus ) chlorosomus mallorcanus Linsenmaier, 1959a: 14 (key), 19 (descr.), 23 (figs. 12, 13). Type locality. Spain : “ Balearen . Type Coll. m., Paratypen Coll. Verhoeff. (leg. Verhoeff VI.1954 )” . Holotype , : Espana Mallorca 1-24 VI 1954 leg. Klokke Moll // Type Omalus Pz. chlorosomus Lucas mallorcanus Lins. det. Linsenmaier 58 (ex type-collection) // NML _ENT GBIF _ Chr 0001370. Paratype , 1♀ : Espana Mallorca 1-24 VI 1954 leg. Klokke Moll // Type Omalus Pz. chlorosomus Lucas mallorcanus Lins. det. Linsenmaier 58 // NML _ENT GBIF _Chr0001369.