i've been putting off doing serious research on these sculptures (because it pushes back the drawing, and because i have other research to do for my day job) but i broke the seal and this is a good recent article. focused on Roman examples but touches on Greek too
online.ucpress.edu/ca/article-a...Garden HybridsHermaphrodite Images in the Roman House
This article discusses representations of hermaphrodites in the domestic context of Roman gardens and argues that the spatial context of the hermaphrodite body is as germane to critical understanding ...