Geographic distribution of the hard ticks (Acari: Ixodida: Ixodidae) of the world by countries and territories Author Guglielmone, Alberto A. 0000-0001-5430-2889 guglielmone.alberto@inta.gob.ar Author Nava, Santiago 0000-0001-7791-4239 nava.santiago@inta.gob.ar Author Robbins, Richard G. 0000-0003-2443-5271 robbinsrg@si.edu text Zootaxa 2023 2023-03-07 5251 1 1 274 http://dx.doi.org/10.11646/zootaxa.5251.1.1 journal article 235222 10.11646/zootaxa.5251.1.1 43227427-a867-4744-9e4c-2b2302524890 1175-5326 7704190 3326BF76-A2FB-4244-BA4C-D0AF81F55637 193. Ixodes prokopjevi ( Emel’yanova, 1979 ). Palearctic: 1) Mongolia , 2) Russia ( Emel’yanova 1979 , Kiefer et al. 2010 , Tsapko 2020 ). Kolonin (2009) did not recognize Ixodes prokopjevi as valid. This tick was not listed as part of the ixodid fauna of Mongolia by Černý, J. et al. (2019), but it was recognized as occurring there by Kiefer et al. (2010) .