In this work, the composition of the superfamily Callianassoidea is reassessed
and the classification of its included taxa is critically reviewed. The material
examined mainly originates from the collections of the Zoological Museum of the
University of Copenhagen, and comprises samples from the Galathea Expedition
1950-1952, Dr. Th. Mortensen's expeditions, including the Java-South African
Expedition 1929-1930, and Dr. G. Thorson's Persian expedition. In all, three of
the possibly five families currently incorporated in the Callianassoidea, i.e.,
Callianassidae, Gourretiidae, and Ctenochelidae, with a total of 12 subfamilies,
20 genera, and 219 species, are represented in this comprehensive revision. The
status of the various taxa recognized is placed in the