Psammopauropus
General description:
Body cylindrical and slender. Tergites II–V transversally divided into a protergite and a metatergite. All legs very short. Legs 1 and 9 5-segmented, others 6-segmented. Antennal flagella relatively short; trichobothria short; sternal antennal branch with setae q only. Tergal setae very short. Pygidium short and strongly sclerotized, with one pair of dorsal spines (a1) and globular pubescent seta st, and pygidial sternum with setae b1+b2. Tarsi straight, with one globular distal seta on tarsi 1–8 only, with one large globular distal seta and one proximal striate seta on tarsus 9.