Thysanoptera in Australia

Recognition data

Distinguishing features

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.

Related and similar species

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.

Distribution data

General distribution

West Indies, India, Indonesia, Guam, Australia.

Australian distribution

Northern Territory.

Biological data

Life history

Feeding and breeding on leaves.

Host plants

Musa spp. (Musaceae), on which it is sometimes a pest.

Taxonomic data

Current valid name

Chaetanaphothrips leeuweni (Karny)

Original name and synonyms

  • Euthrips leeuweni Karny, 1914: 358
  • Scirtothrips clarus Moulton, 1942: 8


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.

Oz thrips taxa