Egg Morphology Of Some Noctuidae (Lepidoptera)
Author
Dolinskaya, I. V.
text
Vestnik Zoologii
2014
2014-08-01
48
4
353
364
http://dx.doi.org/10.2478/vzoo-2014-0043
journal article
10.2478/vzoo-2014-0043
2073-2333
6453274
Tyta luctuosa
([Denis & Schiffermüller], 1775)
D e s c r i p t i o n. Egg subspherical (
fig. 17
), height
0.5 mm
, diameter
0.5–0.6 mm
(n = = 2). Fresh egg pale yellow with black spot at apical part of egg. As egg develops it becomes pale grey and then grey. Chorion white, translucent.
Chorion ridged, marked on two thirds surfaces. Micropylar area represented by clearly expressed rosette and 1 row faintly expressed long, narrow and pointed petalled cells (
fig. 18
). Rosette elevated with 9–11 short and wide cells. Walls of cells elevated. (
fig. 19
). There are 9–10 of 28–29 clearly expressed longitudinal ridges radiate from cells of first row. Transverse ridges weakly expressed (
fig. 17–18
). The entire surface looks like as sharply expressed shallow network (
fig. 20
).
Shape of gnawed holes in eggs. Caterpillar nibbles out large oval opening at lateral part of egg (
fig. 17
).