Revision of the species of Hydraena Kugelann (Coleoptera: Hydraenidae) from Palawan and Busuanga, with descriptions of eleven new species, and redescription of Hydraena (Hydraenopsis) scabra d’Orchymont, 1925
Sipunculans of the Caribbean coast of Venezuela and Curaçao
Lamnatibia, a new genus of the Polysphincta group of genera from Colombia (Hymenoptera: Ichneumonidae; Pimplinae)
Notes on some Western Palaearctic Xantholinini (Coleoptera, Staphylinidae). 181° contribution to the knowledge of the Staphylinidae