Revisiting Stål's thoughts: formalizing the ictericus group in Euschistus (Euschistus) (Hemiptera: Heteroptera: Pentatomidae)
Luciculio, a new genus with nine new species from Limpopo and Mpumalanga in South Africa (Coleoptera: Curculionidae: Entiminae: Embrithini)
Pseudocybaeota (Araneae: Cybaeidae): a new spider genus endemic to coastal Pacific Northwestern United States of America
New species, synonymy and records for New World Lamiinae (Coleoptera, Cerambycidae)
Swedish naturalist Peter Artedi (1705–1735) and his place in the history of biosystematics as exemplified by his Ichthyologia sive opera omnia piscibus of 1738
Neoxela: A new replacement name for Xela Botero, Bezark & Santos-Silva, 2020 (Coleoptera, Cerambycidae, Lamiinae)
Erratum: SILVIA FABRIZI, WAN-GANG LIU, MING BAI, XING-KE YANG & DIRK AHRENS (2021) A monograph of the genus Maladera Mulsant & Rey, 1871 of China (Coleoptera: Scarabaeidae: Melolonthinae: Sericini). Zootaxa, 4922 (1): 001–400.