Dyothrips Kudô

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 : 29

Dyothrips Kudô

( Fig. 60 )

Dyothrips Kudo, 1974: 114 . Type species: Haplothrips cingulatus Pelikan , by monotypy.

The only species in this genus is very similar to species of Haplothrips . It was described from Taiwan, but is widespread across the Old World tropics from India to Fiji, including Japan and northern Australia ( Mound & Minaei 2007), as well as the Chinese mainland.

Diagnosis: Head longer than wide ( Fig. 60 ); eyes normal, postocular setae well-developed; stylets retracted to median part of head, wide apart, maxillary bridge present; antennae 8-segmented, III with 1 sensorium, IV with 4; pronotum usually with 5 pairs of well-developed setae, notopleural sutures incomplete; basantra present; mesopresternum transverse; sternopleural sutures absent; fore tarsal tooth absent in both sexes; fore wings weakly constricted medially, without duplicated cilia; pelta trapezoidal; tergites II–VII with 2 pairs of wing-retaining setae; tube with straight sides, shorter than head; male sternite VIII without pore plate.

Figures

FIGURES 55–60. Haplothripini. (55) Karnyothrips melaleucus, head, pronotum & foreleg; (56) Mesothrips jordani, head; (57) Sinuothrips hasta, head; (58) Podothrips ferrugineus, head, pronotum & foreleg; (59) Podothrips sasacola, ventral view of thorax; (60) Dyothrips pallescens, head & pronotum.