Since Ummidia rugosa is the only formally described species for this genus in Costa Rica my id is by default, but i think there are more species not described yet
Here's a paper on the burrow of this specie: http://www.americanarachnology.org/JoA_f...
Lat: 9.80, Long: -84.13
Spotted on Feb 2, 2012
Submitted on Feb 2, 2012
and 9 other people favorited this spotting