Common Hammock-Weavers Linyphia triangularis exhibit sexual behaviour. Linyphia triangularis is a European species of spider in the family Linyphiidae.
Linyphia triangularis grows up to 6 millimetres (0.24 in) long. The carapace is pale brown with darker markins along the edges and down the centre-line; the opisthosoma has a coarsely serrate brown band against a white background, with further brown markings along the sides. The legs are greyish-brown, and bear many long spines.