The primary types of some species of Centris bees described by European entomologists in the 18th and 20th centuries (Hymenoptera: Apidae)
Species of Russula subgenera Archaeae, Compactae and Brevipedum (Russulaceae, Basidiomycota) from Dinghushan Biosphere Reserve
Xiu-Chao XIE et al.
28-63, Published on 30 March 2023, art. 864 (28)
A new genus and a new species of railroad-worm beetle from Peru (Coleoptera, Phengodidae, Mastinocerinae)
New species from a ‘lost world’: Sulawesidrobia (Caenogastropoda, Tateidae) from ancient Lake Matano, Sulawesi, Indonesia
Martin HAASE et al.
77-103, Published on 13 April 2023, art. 864 (77) 
Croton restingae sp. nov. (Euphorbiaceae), a new species of section Adenophylli from the state of Rio de Janeiro, Brazil, and its phylogenetic relationships
Rodolfo Carneiro SODRÉ et al.
104-116, Published on 17 April 2023, art. 864 (104)
Review of Quedius (Coleoptera, Staphylinidae) described from the 1934 expedition by R. Malaise to Myanmar
Surprising morphological diversity in ceraphronid wasps revealed by a distinctive new species of Aphanogmus (Hymenoptera: Ceraphronoidea)
Marina MOSER et al.
146-166, Published on 21 April 2023, art. 864 (146) 
Ophryotrocha (Dorvilleidae, Polychaeta, Annelida) from deep-sea hydrothermal vents, with the description of five new species
Dongsheng ZHANG et al.
167-194, Published on 24 April 2023, art. 864 (167) 
