Opuscula Zoologica (Budapest) is a scientific journal founded in the year 1956. The main scope of Opuscula Zoologica is hydrobiology and various aspects of soil zoology (i.e. biogeography, ecology and taxonomy of different soil animal groups). However papers from other field of zoology are also welcome.
Opuscula Zoologica is published in biannual frequency with a summer and a winter issue.