Pygmaeothrips Karny

Dang, Li-Hong, Mound, Laurence A. & Qiao, Ge-Xia, 2014, Conspectus of the Phlaeothripinae genera from China and Southeast Asia (Thysanoptera, Phlaeothripidae), Zootaxa 3807 (1), pp. 1-82 : 69

Pygmaeothrips Karny

( Fig. 88 )

Pygmaeothrips Karny, 1920: 40 . Type species: Pygmaeothrips columniceps Karny , by monotypy; a synonym of Trichothrips angusticeps Hood.

The only species placed in this genus is a fungus-feeder, living on dead branches. It is widespread across the world in tropical and subtropical areas, and is recorded from Taiwan.

Diagnosis: Head longer than wide, postocular setae long, capitate; mouth-cone extending to ferna; stylets retracted to eyes, close together medially; antennae 8-segmented, III and IV each with 3 stout sensoria, VIII constricted to base ( Fig. 88 ); pronotum with 5 slender capitate setae; notopleural sutures complete; basantra absent; mesopresternum eroded medially, or separated into 2 lateral triangles; sternopleural sutures absent; fore tarsal tooth absent in female, present in male; fore wings, if present, weakly constricted medially, with duplicated cilia; pelta D-shaped; tergites II–VI each with 2 pairs of wing-retaining setae in macroptera, tergite IX postermaginal setae usually longer than tube; tube shorter than head, anal setae about as long as tube; male sternite VIII without pore plate.

Figures

FIGURES 84–91. Phlaeothrips-lineage. Propesolomonthrips mindorensis 84–86: (84) Head & pronotum; (85) meso- & metanotum; (86) tergites VII–X. (87) Azaleothrips lepidus, head, pronotum & foreleg; (88) Pygmaeothrips angusticeps, antenna; (89) Rosingothrips ommatus, antenna; (90) Stephanothrips yaeyamensis, antenna; (91) Preeriella armigera, female.