[1][2] These are among the biggest cribellate spiders with body lengths up to 2 centimetres (0.79 in) and funnel webs more than 1 metre (3 ft 3 in) in diameter.

[3] The family belongs to the RTA clade of spiders because they all have a Retrolateral Tibial Apophysis on the male pedipalp.

[4] They feature several characteristics normally found in ecribellate spiders, for example brood care behavior, and a colulus with no apparent function.

[4][6] They occur in southeastern Asia, ranging from India in the west, to Solomon Islands in the east, reaching as far south as northern Australia, and north to central China.

[7] They are found in forest, rocky areas, and caves from lowlands to altitudes exceeding 2,000 metres (1.2 mi).