thumb|Holotrich, Frontonia leucas, by Schewiakoff, from Gary N. Calkins, The Protozoa 1910 Holotricha was an order of ciliates. The classification has fallen from use as a formal taxon, but the terms "holotrich" and "holotrichous" are still applied descriptively to organisms with cilia of uniform length distributed evenly over the surface of the body.
thumb|Holotrich, Frontonia leucas, by Schewiakoff, from Gary N. Calkins, The Protozoa 1910 Holotricha was an order of ciliates. The classification has fallen from use as a formal taxon, but the terms "holotrich" and "holotrichous" are still applied descriptively to organisms with cilia of uniform length distributed evenly over the surface of the body.
==Etymology== The term holotrich derives from the Ancient Greek (), meaning "whole, entire", and , (), meaning 'hair', because of the even distribution of cilia over the surface of the cell.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).