Fig. 3

a, b Adults of Sperchon setiger, specimens from Germany: a fronto-lateral, b dorsal (note the setal pair on palp segment 3, typically present in S. setiger as well as in S. algeriensis). c–e Larvae of Sperchon setiger: c dorsal idiosoma, d ventral idiosoma and gnathosoma (c, d from [51]), e total, dorsally. Scale bars: 100 µm. a, b provided by R Gerecke, c, d provided by P Martin, e provided by A Renz