The genus Pereionotus (Crustacea, Amphipoda, Phliantidae) from Australia Author Coleman, Oliver Author Lowry, James K. text Zootaxa 2012 3486 63 88 journal article 10.5281/zenodo.215189 12523287-7716-4840-aa9f-ddf4eee54077 1175-5326 215189 F97E4B92-1E75-4AB0-B310-A6A8CB77C4A4 Key to the Australian species of Pereionotus 1. Antenna 1 peduncular article 2 as long as wide; pereopods 1–4 propodi with additional robust seta half-way on the posterior margin and similar robust setae on the anterior margin of the propodi of pereopods 5–7........ P. thomsoni Stebbing, 1899 - Antenna 1 peduncular article 2 longer than wide; pereopods 1–6 propodi without additional robust setae half-way on posterior and anterior margins................................................................................... 2 2. Dorsal keel consisting of subequal evenly rising dorsal humps on pereonites 2–7...................................3 - Dorsal keel humps on pereonites 3–4 shorter than humps on preceding pereonites.................... P. hartmuti sp. nov. 3. Coxae 1–4 with dense fringe of long slender setae on the distal margins........................................... 4 - Coxae 1–4 with sparse setae on the distal margins............................................... P. dieteri sp. nov. 4. Antenna 1 peduncular article 1 slender with subterminal lateral lobe............................. .. P. yongensis sp. nov. - Antenna 1 peduncular article 1 robust with produced terminal lateral lobe....................................................................................... P. alaniphlias ( J.L. Barnard, 1970 ) (Hawaii, not recorded in Australia )