Giemsa stained karyotypes of Ololygon and Scinax species. a O. hiemalis, male b S. caldarum, male c S. crospedospilus, male d S. similis, female, with heteromorphic chromosomes pairs 3 and 4. Secondary constrictions (arrowhead) are visible on chromosome 6 in a and on chromosomes 11 in c. Bar = 10 μm.

 
 
  Part of: Gruber SL, de Oliveira GIG, Silva APZ, Narimatsu H, Haddad CFB, Kasahara S (2017) Comparative analysis based on replication banding reveals the mechanism responsible for the difference in the karyotype constitution of treefrogs Ololygon and Scinax (Arboranae, Hylidae, Scinaxinae). Comparative Cytogenetics 11(2): 267-283. https://doi.org/10.3897/CompCytogen.v11i2.11254