A list of 31 species of Pseudomyrmicinae, Dorylinae and Ponerinae from Vietnam, including 8 species new for Vietnam. Two new species (Anochetus mixtus, Brachyponera mesoponeroides) as well as unknown ♀ of Cerapachys sauteri are described.
The dragonfly collection from the years 1950-93 is described. Almost all specimens come from Lublin Region (SE Poland). The collection includes 40 species, and the most interesting are: Sympecma paedisca, Coenagrion lunulatum, Nehalennia speciosa, Aeshna viridis, Orthetrum brunneum, O. coerulescens, Leucorrhinia caudalis, L. pectoralis. Some zoogeographical, ecological and sozological aspects concerning the collection are analysed.