Namibian Triassic and Permian: 2010, Otiwarongo Basin, Mount Etjo and Doros Crater, Damaraland.
South African Permo to Jurassic, Karoo Basin: 2002, Senekal; 2004, Barendskraal and Edelvais; 2005 (twice) and 2006 Heelbo, Rosendal (National Geographic, leader Adam Yates), 2009 Merweville (Western Cape, South Africa); 2010 and 2011 Elandsfontein (Western Cape, South Africa).
Brazilian Permo-Triassic: Parana Basin, Rio Grande do Sul: several short field trips from 1998 to 2001.
Argentine Triassic field trips: Ischigualasto-Villa Union Basin, La Rioja Province: 1990, 1991 (National Geographic and University of Chicago, leader: Paul Sereno), 1992, 1994, 1995 (National Geographic and State University of New York, Stony Brook, leaders: Cathy Forster, Cathleen May) and 1996; Paso Flores, Neuquen Province 1996 and 1997 (Dinosaur Society and Museo Carmen Funes, Neuquén Province; leader: Rodolfo Coria).
Argentine Tertiary and Quaternary field trips: Santiago del Estero and Catamarca provinces: 1984, 1985, 1986, 1991, 1993 and 1994.