Test of second stage of female waxy, very thin, flat, with fringe of broadly triangular segments: no air-cells. Length, about 1/30in.
Test of male elongated, convex, glassy, segmented. Length, about 1/20in. Slightly coloured like that of the female.
Adult female filling the test. Colour corresponding with that of the test. At gestation the under-side becomes hollow, and the young are sheltered beneath it for awhile. Antennæ seven-jointed; on the last joint several hairs. Feet normal; lower digitules rather broad. Round the dorsal surface, half-way between the centre and the edge, is a row of swellings[O] or tubercles.
[O] Possibly spiracular.
Female of second stage elongated, the cephalic portion narrower than the abdomen; flat, thin; edge wavy; stigmatic spines rather stout; a few small spines on the edge. Antennæ six-jointed; feet normal.
Young insect of normal form, but with numerous minute wrinkles on the edge of the body.
Adult male greenish-yellow; antennæ nine-jointed. Foot normal, with somewhat thick tarsus. Penis ending in a round, somewhat large knob.
Habitat—On Piper excelsum (kawakawa); Auckland, Hawke's Bay, Wellington.
The regularly-circular form and coloured segments of the female test, and the tubercles of the dorsum, distinguish this species.