Liophloeothrips Priesner, 1911

Mirab-balou, M., 2019, A New Species Of The Genus Liophloeothrips (Thysanoptera, Phlaeothripidae) From Iran, Vestnik Zoologii 53 (4), pp. 265-268 : 266

Liophloeothrips Priesner, 1911

Diagnosis. Head longer than broad; postocular setae well developed, with apices expanded. Antenna 8-segmented, segment III with one outer sense cone but never with an inner sense cone, IV with one inner and one or two outer sense cones, VIII usually non-pedicellate. Mouthcone narrowly pointed. Maxillary stylets retracted far into the head, maxillary bridge absent. Pronotum weakly sculptured; all pronotal setae well developed, with apices expanded; basantral plates absent. Metanotum longitudinally striate to hexagonally reticulate; mesopresternum divided or undivided; metathoracic sternopleural sutures present. Fore tarsus with tooth in both sexes. Fore wing parallel sided, duplicated cilia present. Pelta bell-shaped to triangular. Abdominal tergites II–VII with 2 pairs of sigmoid wing retaining setae; tergite IX with S1 and S2 setae well developed and expanded apically in both sexes. Tube shorter than head. Male with a broad pore plate on abdominal sternite VIII ( Tyagi and Kumar, 2011).

Key to bicolorousspecies of Liophloeothrips in the world *

1. Mesopresternum complete, constricted at middle. .................................................................... L. curtus

— Mesopresternum incomplete, dividedintotwolateraltriangles. .................................................................2.

2. Anteromarginal setae longer than anteroangular setae. ....................................................... L. vichitravarna

— Anteromarginal setae shorter orsubequalto anteroangular setae.... ..........................................................3.

3. Tube yellow. ........................................................................................................................................ L. amoenus

— Tube brown to dark brown. .............................................................................................................................. 4.

4. Abdomen completely brown; anteromarginals shorter than anteroangulars. ....................................... ...................................................................................................................................................... L. baharae sp. n.

— Abdominal segments II and III clear yellow, IV yellowish-brown, rest dark brown; anteromarginals subequal to anteroangulars. .................................................................................................................. L. reperticus

*The other species are unicolorous.