Tubuliferous Thysanoptera inAustralia with an enlarged tenth abdominal segment (Phlaeothripidae, Idolothripinae), including six new species Author Mound, Laurence A. Australian National Insect Collection CSIRO, PO Box 1700, Canberra, ACT 2601. Author Tree, Desley J. c / o Queensland Primary Industries Insect Collection (QDPC), Department of Agriculture and Fisheries, Queensland, Ecosciences Precinct, GPO Box 267, Brisbane, Qld, 4001. text Zootaxa 2021 2021-04-01 4951 1 167 181 journal article 7410 10.11646/zootaxa.4951.1.9 e63f7e67-71da-4d34-8b2f-970b5ccb812f 1175-5326 4655899 C69BBA9F-961B-4369-8FB1-1EBCC1EB130A Key to Acallurothrips species from Australia 1. Females with tergite IX setae SB2 minute, smaller than SB1 ( Fig. 11b ); antennal segment IV with ventral pair of sense cones strongly curved ( Fig. 25 )............................................................................... 2 -. Females with tergite IX setae SB2 larger than setae SB1( Fig. 11a ); antennal segment IV with ventral pair of sense cones straight ( Fig. 23 )............................................................................................ 3 2. Tube 1.3 to 1.5 times as long as maximum width, margins convex ( Fig. 4 )................................ erubi sp.n. -. Tube 1.7 as long as maximum width, margins weakly curved ( Fig. 2 )....................................... nogutii 3. Female with tergite IX setae SB2 slender, more than 0.5 as long as S1 and S2; tube sharply constricted to anal ring ( Fig. 3 )............................................................................................ yagara sp.n. -. Female with tergite IX setae SB2 short and stout; tube gradually tapering to anal ring ( Fig. 1 )............. darumbali sp.n.