The story
From New Latin genus name Chalcis, from Ancient Greek Χαλκίς, from χαλκός ("copper", "bronze"), because wasps of that genus have metallic colors on their exoskeletons.
Etymology from Wiktionary, CC BY-SA 4.0.
chalcid
Today it means: Any of many small wasps of the superfamily Chalcidoidea, most of which are parasitoids of other insects. Full definition →