Nearcha curtaria Guenée, 1857

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

Nearcha curtaria Guenée (Figs 658–663)

Oviposition

2♀ code nos.: G343, G354.

Oviposition period: 26 Feb.–8 Apr.

Batch size range: 4–17; (n = 4)

Realised fecundity (range): 15–31

Incubation time (days): 11–12

Batch configuration and attachment: Attached, singly (Fig. 658).

Colour: Very pale yellowish­green, becoming pale orange (Fig. 658), then transparent grey on maturity.

Size (mm): (n=9) L = 0.73 ± 0.00, W = 0.56 ± 0.00, T = 0.54 ± 0.01.

Width/length: 0.77

No. of females: 1

Aeropylar opening size (m) (n=6): L = 0.84 ± 0.07, W = 0.59 ± 0.10

Relative aeropylar opening size: 1.2

Micropyles: Distinct (Figs 659–660)

No. of openings: 3

No. of cells in rosette: 7

No. of rows of cells in micropylar area: 2

Shape: Moderately broad, bluntly ovoid, dorso­ventrally flattened (Figs 658, 659 & 661)

Characteristics: Egg marked by sub­quadrate, concave cells with moderately broad, elevated walls, forming longitudinal rows from posterior pole to almost as far as anterior pole (Figs 658, 659, 661 & 662); remaining cells irregularly arranged, hexagonal, concave, with moderately broad walls (Fig. 659); micropylar cell walls overlaid by a narrow reticulum (Fig. 660). Aeropyles large, domed, openings very small, present on all surfaces (Fig. 662). Rosette cells slightly recessed (Fig. 660). Chorion cobbled, slightly granular (Figs 662 & 663).