Acta Zoologica Cracoviensia, 43(3-4) 2000

Issue:

VOL 43(3-4) 2000

Keywords:

Trichoceridae, Trichocera, sexual dimorphism, tarsal claw

Download PDF

Share this article:

Trichocera (Metatrichocera) regelationis (Linnaeus), 1758: intraspecific variability in European populations (Diptera, Trichoceridae)

• Ewa KRZEMIŃSKA

Abstract:

The morphological variability within the species Trichocera regelationis is illustrated and discussed; following characters are dealt with in the males: size, body and wing colour, first two antennal segments and two last palpal segments, height of VIII sternite height of the gonocoxal bridge, shape of parameres and of basal and lateral apodemes. In the females: shape of ovipositor, width of the genital fork and gap between the bristles of supragenital plate. Mode of working of tarsal claws and their sexual dimorphism in this species is discussed.