The subfamily Nitidulinae in Korea is reviewed with a pictorial key to species. In total, 30 species of 18 genera are recognized including three newly recorded genera, each with one species respectively: Nitidula rufipes (Linnaeus, 1767), Stelidota multiguttata Reitter, 1877 and Hebasculinus japonus (Reitter, 1877). Pictorial key to tribes, genera and species with illustrations of habitus are provided.

북미지역에서 저장곡물해충으로 잘 알려진 거저리과의 북미쌀거저리[Cynaeus angustus (LeConte)]가 국내 여러 정미소에 발생하고 있음을 새롭게 보고하며, 이 미기록종에 대한 성충과 유충 사진 및 진단형질과 저장산물을 검역하는 과정에서 검출되는 거저리과 해충 17종에 대하여 도해 검색자료를 제공하였다.

Pictorial key to pupa of the genus Olenecamptus in Korea is provided. This study was carried out with pupa of five species in Korea: Olenecamptus formosanus Pic, 1914, Olenecamptus octopustulatus (Motschulsky, 1860), Olenecamptus clarus Pascoe, 1859, Olenecamptus cretaceus cretaceus Bates, 1873 and Olenecamptus subobliteratus Pic, 1923. The description of life cycle and host-plant of the genus Olenecamptus are also given.

A pictorial key to total 46 species belonging to 15 genera of two subfamilies in the family Cyclopidae is provided as a result of the serial researches on the freshwater cyclopoid copepods in South Korea.

A pictorial key it presented for the identification of adult mosquitoes of 2 sub families of Culicidae, 2 genera of Anophelinae, 38 genera of Culicinae, 22 subgenera of Aedes and 20 subgenera of Ochlerotatus. Scanning electron micrographs (SEM) demonstrate the taxonomic characters used in the key.