Insect Holes on Sumac Prairie

These holes are in the sandy part of Sumac Prairie – a very steep rocky bluff prairie on a south-facing slope.   The holes vary in size from 1/8″ to 3/8″.    According to Charley Eiseman, they are made by Wolf Spiders – Geolycosa sp.





11/10/2009   This is the largest hole.  The lip is made from birch bark and Eastern Red Cedar needles.


11/2/2009   There are also tiny balls of sand grouped near the holes.

Geolycosa sp. spider 11-2-09 1



on Bugguide