Paralaea porphyrinaria Guenée, 1858

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

Paralaea porphyrinaria Guenée (Figs 331–336)

Oviposition

2♀ Code nos.: G537, G538.

Batch size: 21.1 ± 6.4 range: 4–109 (n = 15)

Realised fecundity (range): 177–187

Incubation time (days): 27–33 (on moistening)

Batch configuration and attachment: Attached, small groups, shingled (Fig. 331).

Colour: Pale green, becoming purplish then transparent grey before eclosion (Fig. 331).

Size (mm): (n=20) L=1.05 ± 0.01, W=0.87 ± 0.01, T=65 ± 0.01

Width/length: 0.83

No. of females: 2

Aeropylar opening size (m) (n = 5): L = 3.75 ± 0.21, W = 2.93 ± 0.15

Relative aeropylar opening size: 3.7

Micropyles: Distinct (Figs 332 & 333)

No. of openings: 7

No. of cells in rosette: 7

No. of rows of cells in micropylar area: 4

Shape: Moderately broad, bluntly ovoid, posterior pole sub­acute, anterior pole truncated, moderately wide; polar profile circular (Figs 331, 332 & 334); wedged shape in profile.

Characteristics: Egg marked on all surfaces by flat to slightly convex hexagonal cells (Figs 332, 334 & 335). Cell walls narrow, generally barely discernible (Fig. 335); micropylar cell walls narrow, slightly elevated; primary and secondary cell walls recessed (Fig. 333). Aeropyles irregularly shaped, unelevated, openings moderately large,

inconspicuous (Figs 335 & 336), present on all surfaces apart from middle of top of cell (Fig. 334). Micropyles slightly off­centred (Fig. 332). Chorion rough, pitted, wrinkled (Figs 335 & 336).