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
Chlorocoma dichloraria
Guenée
(Figs 781–789)
(
type
species)
Oviposition
1♀
code nos.: G498
Oviposition period: 22–28 Mar.
Batch size: 6–33; (n = 5)
Realised fecundity: 64
Incubation time (days): 6
Batch configuration and attachment
: Attached, singly or in pairs.
Colour:
Green becoming dark yellow then grey on maturity.
Size (mm) (n=10):
L = 0.76 ± 0.02, W = 0.45 ± 0.01, T = 0.35 ± 0.01.
Width/length: 0.59
No. of females: 1
Aeropylar opening size (m) (n=5)
: L = 1.91 ± 0.07, W = 1.82 ± 0.09.
Relative aeropylar opening size: 2.5
Micropyles
: Not visible.
Shape:
Narrow, elongated, compressed dorsoventrally with narrow flat lateral sides perpendicular to wide flat lateral sides (pillbox shaped), elliptical from top view, subrectangular laterally (Figs 781, 783 & 784).
Characteristics
: Egg marked on all surfaces by flat, rounded, hexagonal cells with narrow, slightly elevated walls (Figs 783–784); outlines faint on narrow lateral sides (Figs 784 & 786) and rim of wide lateral sides (Fig. 787). Aeropyles slightly elevated, inconspicuous, openings moderately small, in two narrow bands encircling egg longitudinally along upper and lower edges of narrow lateral sides (Fig. 787). Chorion deeply, regularly pitted on narrow lateral side, posterior pole (Figs 782, 786, 787 & 788); smooth, undulating on middle of top of wide side (Fig. 789).