Taxa included

Barth, F.G. & Stagl, J. (1976). The slit sense organs of arachnids. A comparative study of their topography on the walking legs (Chelicerata, Arachnida).. Zoomorphologie 86: 1–23.

Taxon
Heterophrynus pumilio (C.L. Koch, 1840) (Amblypygi: Phrynidae) 3, 4, figs. 1, 5a–b, Admetus pumilio (C.L. Koch)
Mastigoproctus brasilianus (C.L. Koch, 1843) (Uropygi: Thelyphonidae) 3, 4–5, fig. 2, Mastigoproctus brasilianus (C.L. Koch)