Key to species of Sorghothrips

(excluding sakagamii, *based on literature)

1. Antennae 8-segmented........................................................................ jonnaphilus

-. Antennae 7-segmented (Figs 5, 7), often 6-segmented in male.................................................. 2

2. Abdominal sternites III and IV each with a small pore plate (Fig 8).................................... meishanensis

-. Abdominal sternites without pore plate.................................................................... 3

3. Mesosternum without spinula; postocular setae all subequal length and shorter than interocellar setae; male antenna 7-segmented, segment VI not elongate as in female.......................................................... fuscus *

-. Mesosternum with spinula; postocular S4 setae longer than remaining setae and subequal length to interocellar setae; male antenna 6-segmented, segment VI elongate, much longer than that of female............................. longistylus *