👉 Holotrichous is a term used in the field of biogeography and paleontology to describe organisms that have a high degree of similarity between them. These organisms are often referred to as "holotrichids" or "holo-theroids." The term comes from Greek roots meaning "with multiple layers," which suggests the presence of a complex interplay between layers in the organism's body. The name "holotrichous" comes from the Latin word "holos", meaning