Scirtothrips machili Masumoto & Okajima, 2007

Rachana, R. R., Amarendra, B. & Sushil, S. N., 2024, A new species and a new record of the genus Scirtothrips (Thysanoptera, Thripidae) from India, Zootaxa 5537 (3), pp. 424-430 : 429

Scirtothrips machili Masumoto & Okajima

( Figs 13–22 )

Described from Japan on several kinds of plants belonging to different plant families, but mainly Laureaceae ( Masumoto & Okajima 2007), this species of Thripinae is here recorded from India for the first time based on the following specimens: Karnataka, Kemmanagundi, 6 females, collected on leaves of unidentified weed, 04.ii.2021, Rachana R.R .

Diagnosis: Body greyish yellow ( Fig. 13 ), abdominal tergites III–VII slightly shaded laterally, III–VIII with medially dark antecostal ridge. One pair of postocular setae mesad of compound eyes subequal to ocellar setae III ( Fig. 14 ). Posteromarginal setae II setae 1.5–2.0 times as long as posteromarginal setae I ( Fig. 17 ). Metascutum with median longitudinal oblong reticulations; median pair of setae situated near to anterior margin ( Fig. 18 ). Metathoracic furca recurved to each side at apex ( Fig. 22 ). Abdominal tergites III–V with S1 setae close together than their length, lateral microtrichial fields each with three setae ( Fig. 20 ); tergite VIII with microtrichia anteromedially ( Fig. 19 ); tergites IX and X with microtrichial rows medially ( Fig. 21 ); abdominal sternites with discal microtrichial rows lateral to S1 setae.

Figures

FIGURES 13–18. Scirtothrips machili Masumoto & Okajima (13) Female; (14) Head, dorsal; (15) Fore wing; (16) Antenna; (17) Pronotum; (18) Meso and metanotum.

FIGURES 19–22. Scirtothrips machili Masumoto & Okajima (19) Female abdominal tergite VIII; (20) Female abdominal tergites III–VI; (21) Female abdominal tergites IX–X; (22) Metasternum.