Chrysolarentia heliacaria Guenée

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

Chrysolarentia heliacaria Guenée (Figs 740–744)

Oviposition

1♀ code no.: G169

Oviposition period: 8–14 Apr.

Batch size: 8–10; (n = 2)

Realised fecundity: 8–10

Incubation time (days): N/A

Batch configuration and attachment: Loose.

Colour: Light yellow, becoming dark yellow then transparent grey on maturity.

Size (mm): L = 0.57, W = 0.41, T = 0.49.

Width/length: 0.96

No. of females: 1

Aeropylar opening size (m) (n=5): L = 0.56 ± 0.04, W = 0.40 ± 0.02.

Relative aeropylar opening size: 1.2

Micropyles: Indistinct (Figs 740 & 741)

No. of openings: 6

No. of cells in rosette: 2

No. of rows of cells in micropylar area: 1

Shape: Globular, not compressed laterally (Figs 740 & 742). Anterior pole broadly rounded (Figs 740 & 741). Oval in lateral views, triangular in polar views, pyramidal longitudinally with posterior pole at apex (Fig. 742)

Characteristics: Soft chorion; egg totally unmarked apart from rosette cells (Figs 740–742), aeropyle openings very small, inconspicuous (Fig. 743), present around anterior pole and narrow lateral sides. Chorion smooth with shallow undulations (Figs 743 & 744).