78 



R. NEWSTEAD — NOTES ON SCALE-INSECTS (COCCIDAE). — PART I. 



on opposite sides beyond the squamae. There is a very small bilateral incision 

 near the second pair of lobes and a rather long thickening of the integument near 

 each of the third lobes. Anal orifice large and submarginal. Position of the 

 vaginal orifice rendered obscure by a large and somewhat tongue-shaped thicken- 

 ing of the integument occupying the middle area of the pygidium. Circumgenital 

 glands absent. 



Uganda: Entebbe, 13. viii. 11 (C. C. Gowdey). 



Found on Anona muricata. 



This small species of Aspidiotus possesses three well-marked characteristics ; 

 the curiously truncated puparium of the female, with its flat white central spot, 

 formed by the larval secretion ; the broad and finely fringed srjuames ; and the 

 large tongue-shaped chitinous patch in the centre of the pygidium. 



Gymnaspis africana, sp. n. 



Puparium of adult female.— Nude, with the exception of a small central area 

 which is covered with the larval pellicle ; ventral pellicle very thin, circular in 



Fig. 10. — Gymnaspis africana, Newstead ; a, adult female ; 

 Z>, crenulated margin ; c, rudimentary antenna ; f/, fringe 

 of pygidium. 



outline, about one-fourth the diameter of the puparium and occupying a central 

 position. In form it is highly convex and attenuated posteriorly. Length, 

 0*9-1 mm. 



Female, adult (fig. 10#). — Broadly ovate, the (?) first abdominal segment 

 forming a distinct lobe-like extension. Pygidium broadly rounded ; margin of 

 pygidium (fig. \0d) with three pairs of lobes : median pair more or less trilobed, 



