T1–A10 Chaetotaxy [primary setae] of Sinobirma bouyeri L1 in lateral view, not shown the setae of head capsule and legs T1–3, and proleg A10 displays the medial surface, the ventral midline constitutes the bottom margins of A1–9; B guidelines, the gray rectangle represents “lateral”; C, E–H Warts of Sinobirma bouyeri L5; C chalaza (e.g., V-I, SV-I, D-I); E bifurcated scolus with a small (e.g., L-II, D-II) or medium-sized base (e.g., XD-II); F asterisk-like scolus with a small base (e.g., SV-III); G asterisk-like scolus with a medium-sized base (e.g., L-III, SD-III); H asterisk-like scolus with a large base (e.g., D-III).