Tirons of the world: a review of ‘ tironid’ amphipods, description of new genera and species, and establishment of a new subfamily Tironinae Stebbing, 1906 stat. nov. (Crustacea, Synopiidae) Author Just, Jean text Zootaxa 2022 2022-05-23 5139 1 1 89 http://zoobank.org/145cb6f5-2ea8-40b0-9cca-3e942aa4a5b9 journal article 95147 10.11646/zootaxa.5139.1.1 8ab25605-ec09-4d57-9dbd-7da2b032e5e8 1175-5326 6572023 145CB6F5-2EA8-40B0-9CCA-3E942AA4A5B9 Minitiron ovatibasis ( Hirayama, 1988 ) comb. nov. Tiron ovatibasis Hirayama, 1988 , p. 59 , figs 283–284. Tiron ovatibasis .— Lörz & Coleman (2013 , p. 126 ). Metatiron ovatibasis .— Cadien (2014 , p. 11 ). Type fixation . Holotype , , 2.25 mm .—Original designation. (AMBL-Amph. 34.) Other material . Paratypes . None. Distribution . Shijiki Bay, Japan .