Genus Idris Förster, 1856 Idris Förster, 1856: 102, 105. Type species Idris flavicornis Förster, 1856 by monotypy. Acoloides Howard, 1890: 269. Type species Acoloides saitidis Howard, 1890 by monotypy. Ceratobaeus Ashmead, 1893: 167, 175. Type species Ceratobaeus cornutus Ashmead, 1893 by original designation. Pseudobaeus Perkins, 1910: 620. Type species Pseudobaeus peregrinus Perkins, 1910 by monotypy. Dissacolus Kieffer, 1926: 132, 155. Type species Acolus bidentatus Dodd, 1914 by monotypy. Megacolus Priesner, 1951: 121. Type species Megacolus desertorum Priesner, 1951 by monotypy and original designation. Preoccupied by Megacolus Cameron, 1903. Philoplanes Muesebeck & Walkley, 1956: 367. Replacement name for Megacolus Priesner, 1951. Tasmanibaeus Hickman, 1967: 27. Type species Tasmanibaeus niger Hickman, 1967 by monotypy and original designation. Tasmanacolus Hickman, 1967: 30. Type species Tasmanacolus helpidis Hickman, 1967 by monotypy and original designation. Acoloides – Masner 1961: 163. Philoplanes – Masner 1961: 163. Tasmanibaeus – Masner 1976: 64. Tasmanacolus – Masner 1976: 64. Ceratobaeus – Huggert 1979: 60. — Iqbal & Austin 2000: 5, 19, 22 (removed from synonymy). Pseudobaeus – Huggert 1979: 60. Dissacolus – Austin 1981: 85.

Published as part of Awad, Jessica, Zimmermann, Dominique & Talamas, Elijah, 2024, A photographic type catalogue of Platygastroidea (Insecta, Hymenoptera) in the Natural History Museum Vienna, pp. 1-58 in European Journal of Taxonomy 938 on page 24, DOI: 10.5852/ejt.2024.938.2565, http://zenodo.org/record/12106502