On Eulimnogammarus messerschmidtii, sp. n. (Amphipoda: Gammaridea) from Lake Baikal, Siberia, with redescription of E. cyanoides (Sowinsky) and remarks on taxonomy of the genus Eulimnogammarus Bedulina, Daria S. Ta, V. Pogrebnyak, Svyatoslav G. Govorukhina, Ekaterina B. Madyarova, Ekaterina V. Lubyaga, Yulia A. Vereshchagina, Kseniya P. Timofeyev, Maxim A. Luckenbach, Till Zootaxa 2014 3838 5 518 544 7NHMN Leach, 1814 Leach 1814 [246,570,152,178] Malacostraca Gammaridae Animalia Amphipoda 3 521 Arthropoda family   Comments.Species are assigned to this family based on taxonomy criteria for Baikal amphipods presented by Bousfield (1977), with changes of Takhteev (2000). Taxonomic position of the genus is discussed in more detail below in “Remarks on the taxonomy of  Eulimnogammarus”.