Descriptions of the eggs of some southern Australian Geometridae (Lepidoptera)
Author
Young, Catherine J.
text
Zootaxa
2006
2006-08-14
1287
1
294
journal article
11755334
7778314F-E23A-4947-876A-9610E4C959A7
Chrysolarentia decisaria
Walker
(Figs 725–729)
Oviposition
2♀
code nos.: G167, G185
Oviposition period: 4–14 Apr.
Batch size: 5–15; (n = 2)
Realised fecundity: 5–15
Incubation time (days): 25
Batch configuration and attachment
: Loose.
Colour:
Pale green, becoming transparent grey on maturity.
Size (mm) (n=5):
L = 0.59 ± 0.01, W = 0.50 ± 0.00, T = 0.49 ± 0.02.
Width/length: 0.86
No. of females: 1
Aeropylar opening size (m)
: aeropyles not visible.
Micropyles
: Distinct (Figs 725–727)
No. of openings: 3
No. of cells in rosette: 9
No. of rows of cells in micropylar area: 5
Shape:
Not compressed laterally. Broad, anterior pole broadly rounded. Oval in lateral views, triangular in polar views, pyramidal longitudinally with posterior pole at apex (Figs 725, 726 & 728).
Characteristics
: Soft chorion; egg totally unmarked apart from micropylar cells, aeropyles not visible (Figs 725–728); micropylar cells with narrow, recessed walls (Fig. 727). Chorion smooth with shallow undulations (Fig. 729).