Sexual dimorphism of feeding stylets in some Thysanoptera – Phlaeothripinae, with description of two new species of Haplothrips from China

Haplothrips spp. antennae (9, 10) 9 H. helanshanensis sp. nov. 10 H. longistylus sp. nov.; prosternum and mesopresternum (11, 12) 11 H. helanshanensis sp. nov. 12 H. longistylus sp. nov.; metanotum and tergites I–II (13, 14) 13 H. helanshanensis sp. nov. 14 H. longistylus sp. nov.; tergites IX–X (15, 16) 15 H. helanshanensis sp. nov. 16 H. longistylus sp. nov.; fore tarsal tooth of H. helanshanensis sp. nov. (17, 18) 17 female 18 male; fore tarsal tooth of H. longistylus sp. nov. (19, 20) 19 female 20 male.