Crotonothrips Ananthakrishnan

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 : 28

Crotonothrips Ananthakrishnan

( Fig. 32 )

Crotonothrips Ananthakrishnan, 1968: 119 . Type species: Crotonothrips gallarum Ananthakrishnan , by monotypy.

This genus comprises 16 species, all of which feed on the leaves of trees, and most of which are from India. One species is recorded from Taiwan, dentifer Priesner ( Okajima 2006) , but none from mainland China. One species was described from Sulawesi, Indonesia, and is also known from Java as well as Malaysia, and this galls the leaves and stunts the growth of the widely planted decorative tree Polyalthia longifolia ( Nasruddin & Mound 2012) .

Diagnosis: Head usually as long as wide; eyes normal, postocular setae well-developed ( Fig. 32 ); stylets variable, wide apart or close together; antennae 8-segmented, VIII widely fused to VII, III with 1 sensorium, IV with 3; pronotum with epim setae well-developed, other major setae usually short, notopleural sutures complete; basantra absent; mesopresternum reduced; sternopleural sutures present; fore tarsal tooth present in both sexes; fore wings parallel-sided, with duplicated cilia; pelta triangular; tergites II–VII with 2 pairs of wing-retaining setae; tergite IX setae S2 shorter than S 1 in both sexes; tube longer than head, anal setae shorter than tube.

Figures

FIGURES 28–33. Phlaeothripinae genera. Head & pronotum 28–33: (28) Baenothrips moundi; (29) Bradythrips hesperus; (30) Asianthrips orientalis; (31) Crinitothrips setosus; (32) Crotonothrips dentifer; (33) Urothrips junctus.