Stigmella sakhalinella

Stigmella sakhalinella larva

Betula pubescens, Lettele, larva in the mine

Stigmella sakhalinella larva

same larva, dissected out

head and thorax, ventraal (left) and dorsal (right)

The larva is yellow, with a black spot on the prothorax (darkly pigmented part of the central nervous system: Dziurzynski, 1957a). Also the ventral ganglia are quite conspicuous. The larva lies venter-upwards in the mine (Emmet, 1963a). See Gustafsson & van Nieukerken (1990a) for a detailed description.

16.ix.2009

mod 25.vii.2017