Об изменчивости некоторых морфологических признаков видов рода тетрамеза - Tetramesa Walk. (Chalcidoidea, Eurytomidae)

Abstract

The author investigates some morphological features of species of Tetramesa Walk. (the length of the body, the form of the segments of antennae, head, breast, ventral side, sculpture of the surface and colour) in order to find out the stable features which are the most reliable for differentiation of the nearest species of the genus. The following features are considered to be the most stable: a number of segments of funicle and club, sculpture of the head and thorax, sculpture of the propodeum, pubescence, form of pronotum and thorax as a whole, the structure of male and female genitals.