Idiocerini Baker, 1915
Idiocerus (Idiocerus) rutilus nom.nov.
= Idiocerus fulvus Osborn, 1923b: 17 (from Brazil) primary homonym of Idiocerus scurra var. fulvus Rey, 1894b: 30 (synonym of Rhytidodus decimusquartus (Schrank, 1776a: 76); from Europe)
Etymology: Latin adjective rutilus, reddish yellow.
Notes: The name Idiocerus fulvus Osborn cannot be considered a nomen protectum, according to ICZN Article 23.9.1. since the name was not used in 25 works, published by at least 10 authors.
Idiocerus inauditus nom.nov.
= Idiocerus rossi Freytag & Cwikla, 1984a: 341 (from Madagascar) primary homonym of Idiocerus rossi Freytag, 1965a: 405 (synonym of Idiocerus nervatus Van Duzee, 1894f: 205; from the USA)
Etymology: Latin adjective inauditus, novel, new.
Longicaudata nom.nov.
type species Longicauda trilineata Zhang & Wu, 2000
= Longicauda Zhang & Wu, 2000a: 23 (type species Longicauda trilineata Zhang & Wu, 2000) homonym of Amoeba (Longicauda) Korotneff, 1880a: 470 (type species Longicauda amoebina Korotneff, 1880a: 470; Sarcomastigophora: Amoebidae)
Etymology: Latin: longus (long) + cauda (tail); the gender is feminine.