During a study of the predators of the oriental fruit moth (Grapholitha molesta Busck), the thrips Haplothrips subtilissmus (Hal.) was found destroying the eggs of the moth and also those of European red mite (Paratetranychus pilosus C. & F.).

Resembling M. prescotia Ball but with vertex margins meeting at distinctly more than a right angle. Length 4 mm.

Vertex flat slightly excavated, almost one-half wider between eyes than length at middle, margins slightly curved out, meeting at distinctly more than a right angle.

A study of recently collected Trichoptera in the University of Minnesota Collection has yielded a number of new species. Several of these new species are described in the following paper. The types of all the new species described herein are deposited in the University of Minnesota Collection, unless otherwise stated.

In a small collection of Coleoptera received for identification from Borys Malkin, the following new species was found.

Phymatodes malkini n. sp.

Piceous, except antennae, legs in part, base of thorax, mesosternum, metasternum, and triangular basal area of elytra, which are yellowish brown.

Penultimate Instar. Head width 1.0 to 1.3 mm. Body length 7 to 10 mm. Otherwise similar to ultimate instar.

Ultimate Instar. Head width 1.3 to 1.5 mm. Body from 9 to 11 mm. long and from 1.5 to 1.7 mm. wide; shape subcylindrical, broadest at first abdominal segment, eighth abdominal segment with a dorsal swelling; skin densely covered with minute conical granules; ground colour pale yellow, cream-coloured, or greyish-white, heavily mottled with dark brown, dark grey, or ruddy-brown, often with a pink suffusion, venter lightly tinged with reddish-brown or even green.