Spanish Sessilida Cited by user 148LENIN on 30 Apr 2022 Sessilida es un extenso orden de ciliados de la subclase Peritrichia de la clase Oligohymenophorea.
English Peritrich Cited by user 168.150.108.65 on 12 Feb 2015 The peritrichs (Latin: Peritrichia) are a large and distinctive group of ciliate protozoa.