Metaphases and karyotypes of males of S. zeamais (2n = 22 + 2BS) from Porto Alegre. Chromosomes show C-banding. The arrows indicate the two types of B chromosomes, and the arrowhead indicates the Y chromosome. Bar = 10 μm.

  Part of: Silva AA, Braga LS, Guedes RNC, Tavares MG (2015) Cytogenetic analyses using C-banding and DAPI/CMA3 staining of four populations of the maize weevil Sitophilus zeamais Motschulsky, 1855 (Coleoptera, Curculionidae). Comparative Cytogenetics 9(1): 89-102.