Walde–Waldegg: Plate VIII–2, y (1940) p 637 & photo p 646;
Pérez de Barradas: pp 93–94, Láminas 126–128;
Hernández de Alba: pp 26–27, 148, y (1943) Lámina 19;
Arango: Fig. 24, upper–right;
Duque: pp 437–38, Lámina 37–2;
Sotomayor/Uribe: p 78;
Dellenback: p 348-49, drawing p 618; (2012) p 335, illus p 213 #89;
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