Hypobapta percomptaria Guenée, 1857

Young, Catherine J., 2006, Descriptions of the eggs of some southern Australian Geometridae (Lepidoptera), Zootaxa 1287, pp. 1-294 : 1-294

Hypobapta percomptaria Guenée (Figs 837–843)

(type species)

Oviposition

2♀ code nos.: G284, G294

Oviposition period: 19 Sept.–23 Oct.

Batch size: 19–30 (n = 2)

Realised fecundity: 19–30

Incubation time (days): 14

Batch configuration and attachment: Attached, singly or in small clusters (Figs 837 & 838). In nature eggs are laid along leaf margins McFarland (1988).

Colour: Milky, pale green becoming pale pinkish brown, posterior pole whitish, anterior pole with brown blotches (Figs 837 & 838) then transparent grey on maturity.

Size (mm) (n=15): L = 0.95 ± 0.01, W = 0.61 ± 0.01, T = 0.57 ± 0.01.

Width/length: 0.65

No. of females: 2

Aeropylar opening size (m) (n=6): L = 0.84 ± 0.05, W = 0.66 ± 0.07.

Relative aeropylar opening size: 0.6

Micropyles: Indistinct (Figs 839 & 840)

No. of openings: 15

No. of cells in rosette: 20,11,11

No. of rows of cells in micropylar area: 4

Shape: Narrow, elongated, bluntly ovoid, anterior pole truncated, posterior pole subpointed, compressed dorso­ventrally (Figs 837, 838 & 841).

Characteristics: Egg faintly marked on all surfaces by convex, hexagonal cells with narrow, recessed walls (Figs 841 & 842). Aeropyles very inconspicuous, unelevated, openings extremely small, distributed around rim of egg only. Micropylar cells slightly recessed (Fig. 840). Chorion rough, with shallow undulations, rather granular (Fig. 843).