B. multilineatus – mitotic chromosomes from midgut and testis (a–o), metaphase I of meiosis, from testis (p–r) a ♂, Sweden, Åmsele, plain (Giemsa stained), shown as fig. 2o by Dutton and Angus (2007) b, c ♂, Scotland, Clatteringshaws Loch b plain c C-banded d–g France, Hautes-Pyrénées, Lac d’Oncet d, e ♂ f, g ♀ d, f plain e, g C-banded, shown as fig. 3g–j by Angus (2010b) h, i ♂, France, Hautes-Pyrénées, Lac d’Anapéou h plain i C-banded, shown as fig. 5k, l by Angus et al. (2015) j ♂, France, Ariège, Etangs de Fontargente, plain k ♂, Spain, Ibon de Anayet Este l, m ♂, Spain, Ibon de Urdecito l plain m C-banded; One replicate of C-banded autosome 15 has been lost from m; n ♀, Ireland, Antrim, Garron Plateau above Glen Arrif o ♀, Ireland, Cork, NW Bonane p, q metaphase I, Spain, Provincia de Huesca, Ibones de Urdicito o plain p C-banded r Ireland, Cork, NW Bonane, Metaphase I, plain. Scale bar: 5 µm.