Frankliniella brunnea Priesner

Skarlinsky Ii, Thomas L., 2024, The identification of the flower thrips, Frankliniella Karny (Thysanoptera: Thripidae) intercepted at U. S. ports of entry, Insecta Mundi 2024 (39), pp. 1-64 : 27

Frankliniella brunnea Priesner ( Fig. 21 )

Diagnosis. The smaller size of F. brunnea compared to other dark body species and its compact antennal segments are similar to members of the minuta series group.

Distinguishing features. Color. Body dark, forewings dark, legs with all femora dark, foretibiae paler than mid and hind tibiae ( Fig. 21A ). Eyes with many ventral pigmented facets ( Fig. 21B ). Structure. Antennal segment III pedicel distally swollen; mushroom-shaped, basal collar indistinct ( Fig. 21C ). Head usually without the PO1 setae, OC3 setae in position 2A ( Fig. 21D ). Pronotum usually with 2 mAM setae ( Fig. 21D ). Upper surface of the hind coxae with minute microtrichia ( Fig. 21E ). Abdominal tergite VIII posteromarginal comb complete.

Interception frequency. Rare.

Region(s) of interceptions. North America.

Comments. This species is usually associated with flowers of Asteraceae ( Mound and Marullo 1996) .

Figures

Figure 21. A–E) Frankliniella brunnea. A) Body.B) Ventral eye. C) Pedicel of antennal segment III. D) Head and pronotum. E) Upper surface of a hind coxa.