Sumatrothrips Priesner

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 : 72-73

Sumatrothrips Priesner

( Figs 110, 111 )

Sumatrothrips Priesner, 1952: 196 . Type species: Sumatrothrips filiceps Priesner , by monotypy. The only species in this genus is based on a single female taken from Mallotus in Sumatra. As indicated in the original description, this is considered to be a member of the Haplothripini , but with the head and pronotum unusually elongate.

Diagnosis: Head much longer than wide ( Fig. 110 ); eyes normal, postocular setae finely pointed and longer than length of eyes; stylets damaged in holotype; antennae 8-segmented, III with 3 sensoria, IV with 4; pronotum with 4 pairs of very long, finely pointed, major setae, am minute, epimera eroded lateral to major seta, notopleural sutures complete ( Fig. 111 ); basantra present but weakly sclerotised; mesopresternum reduced to pair of lateral triangles; sternopleural sutures absent; fore tarsal tooth absent in female, fore femur inner margin with small blunt tubercle medially ( Fig. 110 ); fore wings slighly constricted medially, with duplicated cilia; pelta triangular, recessed into anterior margin of tergite II; tergites II–VII with 2 pairs of sigmoid wing-retaining setae, tergite IX setae long and finely acute; tube with straight sides, shorter than head.

Figures

FIGURES 108–112. Phlaeothripinae genera. Head & pronotum 108–109: (108) Logadothrips karnyellus; (109) Pnigmothrips medanensis. Sumatrothrips filiceps 110–111:(110) head; (111) pronotum. (112) Glenothrips biuncinatus, fore tibiae.