👉 The term "chalcidoid" refers to a type of fossiliferous organism that is found in the rocks and sedimentary layers of the Earth's crust. These organisms are characterized by their ability to form hard, durable shells or plates on their surfaces, which provide protection from external pressure and mechanical damage. Chalcidoids are typically found in regions where water has not been abundant, as they need a source of hydration in order to survive. They have a variety of adaptations that allow them