Genera of fungivorous Phlaeothripinae (Thysanoptera) from dead branches and leaf-litter in Australia Mound, Laurence A. Dang, Li-Hong Tree, Desley J. Zootaxa 2013 3681 3 201 224 6VJ3 Hood Hood [151,346,475,502] Insecta Phlaeothripidae Preeriella Animalia Thysanoptera 15 216 Arthropoda genus   Diagnosis.Minute, usually apterous species; head longer than wide, elevated in mid-line, prolonged in front of eyes; postocular setae usually well developed and expanded at apex; stylets usually subparallel; antennae 8- segmented, II with campaniform sensilla at the middle, III short and broad, closely joined to IV, with no sensoria; IV large, with 2 sensoria; pronotum usually with 4 major setae, midlaterals sometimes reduced, notopleural sutures incomplete; basantra weakly present; mesopraesternum reduced; no sternopleural sutures; fore tarsal tooth absent; fore wings, if developed, without duplicated cilia; pelta divided into several plates; tergites III–VII each with one pair of wing retaining setae in macroptera; tube shorter than head, anal setae usually much longer than tube; male sternite VIII without pore plate.