Morphological variation in the abdominal skeleton of Tropiduridae was examined from radiographs and cleared-and-stained specimens of 61 species. Based on the numbers of xiphisternal and postxiphisternal inscriptional ribs, ...
Three types of advertisement calls of Leptodactylus chaquensis from the Cerrado of Minas Gerais, Brasil are described - growls, grunts, and trills. Additional variation includes calls that start with growls and end with ...