Published online by Cambridge University Press: 31 May 2012
Apparently related to Farmairia, Sign. ♀. Scale waxy, hard, brittle, cone-shaped with radial ridges and furrows. Antennæ five-jointed. Anal-plates curved; the two together forming a ring. Each plate is furnished with ten long hairs. Type, E. rugosa.
Edwallia rugosa, n. sp.
♀.—Scale white; wax hard and brittle, cone-shaped, having the appearance of a barnacle, and radially ridged or fluted like the shell of Pecten. The base is slightly oval in shape, being wider anteriorly than posteriorly; the anterior side is slightly convex, so that the top of the scale is caudad of the middle. A number of fine concentric rings run around the scale parallel to the base.