Chromosome IV patterns from different larvae of the Malawian population. Active regions show different levels of condensation. a N appears active, BR1, BR2, BR3, BR4 are slightly active b N and BR3 appear active, BR1 and BR2 are slightly active c N, BR1, BR2, BR3 and BR4 are active. N: nucleolus. BR1, BR2, BR3, BR4: Balbiani rings, P: puff.

 
 
  Part of: Petrova NA, Cornette R, Shimura S, Gusev OA, Pemba D, Kikawada T, Zhirov SV, Okuda T (2015) Karyotypical characteristics of two allopatric African populations of anhydrobiotic Polypedilum Kieffer, 1912 (Diptera, Chironomidae) originating from Nigeria and Malawi. Comparative Cytogenetics 9(2): 173-188. https://doi.org/10.3897/CompCytogen.v9i2.9104