A simplified form of the ⟨☤⟩ caduceus, due to confusion in the United States between the caduceus and the ⟨⚕⟩ rod of Asclepius, which itself is the masculine equivalent of the serpent-and-bowl symbol ⟨🕏⟩ of the goddess Hygieia. The original astronomical symbol was Hygieia's snake and a star, approximately ⟨⟩.
- (astrology) A modern symbol for the asteroid (10) Hygiea. (This symbol has no history of use in astronomy.)
A reconstruction of the original astronomical symbol (Hygiea's snake and a star)
An early variant (the staff of Asclepius)