Lengths 2.2 mm July, 4.5 mm August, 12 mm February. The body of G. nodosa is translucent white with opaque white, and sometimes yellow, flecks. Usually, there is a yellow or white medial band on the metapodium.
There are no other colours apart from pinkish or yellowish viscera visible through the translucent body. LWS, Menai Strait, Wales.