Female macroptera. Body yellow, fore wings pale with weak cross-band medially; antennal segments V–VI with apex brown. Antennae 8-segmented, VII–VIII slender, III–IV with sensorium forked and slender. Head wider than long; only 2 pairs of ocellar setae, pair III small within ocellar triangle. Pronotum with 1 pair of prominent posteroangular setae, 4 pairs of posteromarginal setae; prosternal basantra with 2 pairs of discal setae. Metanotum weakly reticulate, median setae small and placed well behind anterior margin. Fore wing slender, first vein with 3 setae on distal half, second vein with 3–4 setae. Tergites weakly sculptured medially, posterior margins with complete craspedum; VIII with area of specialised sculpture extending anteromesad from spiracle. Sternites with large lobed craspedum, except medially on VII; median setae on VII arise in front of posterior margin.
Male not known.
The genus Chaetanaphothrips comprises about 20 species, most with restricted distributions in SE Asia (Nonaka & Okajima, 1992). Three species are widespread in tropical countries. C. leeuwenii differs from C. signipennis in having no ocellar setae pair I, and in lacking a pore plate on the third sternite.
West Indies, India, Indonesia, Guam, Australia.
Feeding and breeding on leaves.
Musa spp. (Musaceae), on which it is sometimes a pest.
Chaetanaphothrips leeuweni (Karny)
Mound LA & Marullo R. 1996. The Thrips of Central and South America: An Introduction. Memoirs on Entomology, International 6: 1-488.
Nonaka T & Okajima S. 1992. Descriptions of seven new species of the genus Chaetanaphothrips Priesner (Thysanoptera, Thripidae) from East Asia. Japanese Journal of Entomology 60: 433-447.