A. muralis has posterior spinnerets with four segments, A. affinis with three, and A. piceus has three, but the white blot could be result of this hybridisation.
Yes, there was the Tower guard, his face a white blot turned toward the Cliff itself, watching.
After several long miles he caught up to a cart which he had seen far up the dusty way for a long time as a dark blot in a white blot of dust.
I could see him now stretching his stockinged foot downwards in a vain attempt to reach the next crack, and drawing it back again; could see his tortured face, a white blot upon the red granite.
I remember Joey going out there all by hisself - a little white blot like in the dark.
This one has a face with white blots; I call him the clown.