Catalog of the Diptera types described by Camillo Rondani Author Sforzi, Alessandra 0000-0001-6974-7741 alessandra.sforzi@libero.it Author Sommaggio, Daniele 0000-0001-6974-7741 alessandra.sforzi@libero.it text Zootaxa 2021 2021-06-17 4989 1 1 438 journal article 10.11646/zootaxa.4989.1.1 1175-5326 4980621 89C63841-3CF4-491D-8C73-BEF7DCB18FB5 Elachisoma atomus Rondani, 1880 ORIGINAL DESCRIPTION: 1880: 19. TYPE LOCALITY: “ Parmae [ Parma (Italy) ]”. TYPE MATERIAL: 1 ♀ , holotype (terminalia in a microvial, part of a wing on a slide, part of the thorax in a plastic vial, all items pinned below specimen) ( MZUF : Box 36): Elachisoma Rnd. / atomus Rndn. / 1922 / Holotypus Elachisoma atomus Rond. , ♀ , J. Roháček des., 1983. CURRENT STATUS: valid species, as Trachyopella atomus ( Papp 1984d: 84 , Canzoneri et al. 1995: 25 , Roháček et al. 2001a: 282 , Marshall et al. 2011: 283 ). REMARKS: Rondani (1880: 19) described Elachisoma atomus from a single specimen: “ exemplar unicum coepi [I collected a single specimen]”.