L1 of Sinobirma bouyeri. A–E Cephalic regions. A Frontal view, scale bar = 200 µm. B Lateral view, scale bar = 100 µm; a: head capsule; b: antenna; c: mandible; d: maxilla-hypopharynx-labial complex. C Frontal view, scale bar = 100 µm; a: head capsule; b: anteclypeus (a part of the head capsule); c1–3: the 1st–3rd antennal segments; d: labrum; e: mandible; f: maxilla; g: hypopharynx. D Frontal view, scale bar = 100 µm; a: frons; b: clypeus; a + b: frontoclypeus; c: anteclypeus; d: other area of the head capsule. E Posterior view, scale bar = 200 µm. F Leg T3, apical view, scale bar = 40 µm; a: coxa; b: femur; c: tibia; d: tarsus; e: pretarsus. G Prothoracic shield, frontal view, scale bar = 100 µm. H Prothoracic shield, ventral view [the inner surface], scale bar = 100 µm; a: secondary seta.