As of 1 April 2026, the PSJD database will become an archive and will no longer accept new data. Current publications from Polish scientific journals are available through the Library of Science: https://bibliotekanauki.pl
Detailed karyotyupe information (the number, C-bands, NORs) of Tetigonia cantans, T.viridissima, T.caudata, and T.ussarina is given.Differences in mean chasma frequency and in the position of C-bands between species are discussed.