Revenants, oracular heads, hermaphrodites, sex-changers, human-animal children, multiple pregnancies, births, body features ... This is just a sample of subjects that Phlegon of Tralles explored in the 2nd century AD in his -Mirabilia-. This study identifies the common motifs of Phlegon's text and determines his criterion of selection: using the cultural category of -monster-, it argues that Phlegon exclusively collected stories of either hybrid creatures or human -record-breakers- with respect to scale, size and multiplicity of their corporeal features. In this light, the -Mirabilia-...