FIG. 1 in Diversification of Asaphellus Callaway, 1877 (Asaphidae: Trilobita) during the Tremadocian in South West Gondwana (Cordillera Oriental, Argentina)

FIG. 1. — Map showing location of the Central Andean Basin and studied localities in the Argentinean Cordillera Oriental. Data from 2-6 come from Harrington & Leanza (1957) and Balseiro et al. (2011a). Localities: 1, Quebrada del Arenal, Huacalera area (sampled for this study); 2, Angosto del Ferrocarril, Angosto de Chucalezna; 3, Quebrada Rupasaca, Alfarcito area; 4, Quebrada Colorada, Iruya; 5, Quebrada del Toro, Cardonal Formation, Pascha-Incamayo area. Modified from Astini (2003).