Fig. 1

Map of southern South America showing locations where Incrustatus has been documented to occur. Filled triangle locations at which I. comauensis has been collected in previous studies (van Ofwegen et al. 2006; Cárdenas et al. 2008); filled circle new collections of I. comauensis reported in this study; open circle location of I. niarchosi n. sp.; IB Isla Bridges, CM Caleta la Mission. Inset shows area of map and one additional location. Map modified from van Ofwegen et al. (2006)