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Excerpt from Some New California and Georgia Thysanoptera
Abdomen uniform brown, elongate-ovate, narrow at base, gradually becoming wider until segment 4, which is equally as wide as the segments 5, and 7, gradually tapering from segment 7. Segments 1 to 8 without conspicuous hairs Or spines except two short, curved spines on each side of segment 7, and two on each side of segment 8 near the posterior margin; segment 9 with a circlet of about eight lon'g spines, several smaller spines near the posterior margin; segment 10 with a circlet of about six long spines near the middle; last three segments forming a Sheath for the upturned ovipositor.
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