“…Aegla is typically heterochelous, with handedness of the more robust chela predominantly skewed to the left side of the pair (Schmitt, 1942;Bahamonde and López, 1961;López, 1965;Rodrigues and Hebling, 1978;Viau et al, 2006;Bueno and Shimizu, 2009;Oliveira and Santos, 2011). In these freshwater anomurans, heterochely is equally observed in the population regardless of sex, except for a single case of homochely reported in males and females of Aegla leptodactyla Rossi, 1977 (Noro andBuckup, 2003).…”