a. [ Pseudo- + hæmal. ] (Zool.) Pertaining to the vascular system of annelids. [ 1913 Webster ]

Pseudhæmal fluid, the circulatory fluid, or blood, of annelids, analogous to the blood of vertebrates. It is often red, but is sometimes green or colorless. --
Pseudhæmal vessels, the blood vessels of annelids. [ 1913 Webster ]