Fig 2 in New insights into the early diversification of the Ostracoda: Tremadocian ostracods from the Cordillera Oriental, Argentina

Fig 2. Records of Tremadocian ostracods in the Northwest Argentinean Basin and in the rest of the world. Chronostratigraphic global units based on Bergström et al. (2009). Stratigraphic units, age, and ostracods records based on Hou 1953a, b; Schallreuter 1993; Williams and Siveter 1998; Ortega and Albanesi 2003; Waisfeld et al. 2006; Zeballo et al. 2003, 2008; Williams et al. 2008; Salas and Vaccari 2009; Egenhoff et al. 2010; Melnikova et al. 2010 and our own data.