Meiotic chromosomes of B. emmerichi from Gangca Dasi. a metaphase I, C-banded b, c metaphase II plain, Giemsa-stained b male-determining nucleus with 26 chromosomes c female-determining nucleus with 27 chromosomes including X. Scale line = 5 μm.

  Part of: Angus RB, Angus EM, Jia F, Chen Z-n, Zhang Y (2015) Further karyosystematic studies of the Boreonectes griseostriatus (De Geer) group of sibling species (Coleoptera, Dytiscidae)–characterisation of B. emmerichi (Falkenström, 1936) and additional European data. Comparative Cytogenetics 9(1): 133-144.