In solandriana the sterigma are wider and flat topped compared to brunnichana which are narrow, elliptical with usually a small indentation on the apex.
The signa in solandriana are both placed towards the bottom of the corpus bursa and orientated horizontally, whereas in brunnichana there is one much higher in the corpus bursa and both are orientated at a 45 degree angle approx.
In solandriana the sterigma are wider and flat topped compared to brunnichana which are narrow, elliptical with usually a small indentation on the apex.
The signa in solandriana are both placed towards the bottom of the corpus bursa and orientated horizontally, whereas in brunnichana there is one much higher in the corpus bursa and both are orientated at a 45 degree angle approx.
Razowski* (plate 68) appears to indicate this, but Nel** (planche 98) does not, and the feaure should be used with caution.
*Tortricidae of Europe
Vol.2: Olethretinae
Józef Razowski
František Slamka 2003
ISBN 80-969052-0-1
**Atlas des Genitalia femelles des Lépidoptères Tortricidae de France
Jacques Nel
R.A.R.E. 2005
ISSN 1288-5509
