Mating, similar to description
HERE:
Huber, B. A. & Eberhard, W. G. (1997). Courtship, copulation, and genital mechanics in Physocyclus globosus (Araneae, Pholcidae). Canadian Journal of Zoology 74: 905-918
The mechanics of the males palps are quite fascinating. Tried to somewhat represent here. Should have recorded and taken sreenshots of the palpal movements as the twisting seemed only a few seconds if that.