Biology and distribution
Described from Namibia and India (T. brunneus and T. emulates) on Cynachum alatum (Apocynaceae). Also reported from Cape Verde, South Africa and Tanzania as well as from Israel and Yemen; introduced into the Netherlands.
T. speratus is flower-dwelling and polyphagous. It has been reported from various Apocynaceae (Gomphocarpus, Cynanchum, Vincetoxicum) but also from Citrus (Rutaceae), Dianthus (Caryophyllaceae) and from Ugni (Myrtaceae).
Ananthakrishnan TN & Jagadish A (1968) Studies on the species of the genus Thrips from India – II. Entomologische Zeitschrift 15: 359–365.
zur Strassen R (1978) Eine neue Thrips-Art aus Südwest-Afrika (Insecta: Thysanoptera: Thripidae). Senckenbergiana biologica 59: 241–245.
Ananthakrishnan (1979) The terebrantian Thysanoptera described by M. Ishida in Japan and the vicinity. Kontyu 47(4): 487-492.
zur Strassen R (2003) Die terebranten Thysanopteren Europas und des Mittelmeer-Gebietes. Die Tierwelt Deutschlands 74: 1-271.
Mound LA (2010) Species of the genus Thrips (Thysanoptera, Thripidae) from the Afro-tropical Region. Zootaxa 2423: 1–24.
Holotype ♀ (T. speratus): Senckenberg Museum, Frankfurt.