Review of the genus Pleurotroppopsis Girault (Hymenoptera: Eulophidae) with interspecific phylogenetic relationships based on morphological characters

Koreguajus antennatus Anderson and Bermúdez Higinio, a new genus and new species of Sphenophorina (Coleoptera: Curculionidae: Dryophthorinae; Rhynchophorini) from Colombia

A new species of Austrophasiopsis Townsend (Diptera: Tachinidae) from Nepal, with systematic notes on the genus

A checklist of the ticks of Malaysia (Acari: Argasidae, Ixodidae), with lists of known associated hosts, geographical distribution, type localities, human infestations and pathogens

A review of digger wasp genus Harpactus Shuckard, 1837 (Hymenoptera: Crabronidae) of the Indian subcontinent, with description of a new species and rediscovery of Harpactus impudens (Nurse, 1903)

DNA barcode data confirm the placement of subterranean Noemacheilus (Troglocobitis) starostini Parin 1983 in the genus Paracobitis (Teleostei, Nemacheilidae)

New species and records of Amphichroum Kraatz, 1857 from China and the Himalayan Region (Coleoptera: Staphylinidae: Omaliinae: Anthophagini)

Platycrus—a remarkable new genus of the tribe Platynaspini (Coleoptera: Coccinellidae) from Laos

The sponge crabs of Western Australia and the Northwest Shelf with descriptions of new genera and species (Crustacea: Brachyura: Dromiidae)

Five species of the family Odiidae (Crustacea: Amphipoda) collected from Japan, with descriptions of a new genus and four new species

Scyliorhinus hachijoensis, a new species of catshark from the Izu Islands, Japan (Carcharhiniformes: Scyliorhinidae)

A new species of the unusual leafhopper genus Phlogis Linnavuori (Hemiptera: Cicadellidae: Signoretiinae) from Uganda

A new species of brilliant green frog of the genus Tlalocohyla (Anura, Hylidae) hiding between two volcanoes of northern Costa Rica

Two new frog species from the Litoria rubella species group from eastern Australia

Is it time to describe new species without diagnoses?—A comment on Sharkey et al. (2021)