Two new species of Indonemoura (Plecoptera, Nemouridae) from Yunnan Province, China
Bai XUE et al.
1-9, Published on 07 June 2022, art. 823 (1)
The early gephuroceratid ammonoids from the Roteisenstein Formation of Dillenburg (Cephalopoda, Ammonoidea)
Dieter KORN & Jürgen BOCKWINKEL
10-47, Published on 08 June 2022, art. 823 (10) 
New synonymy and two new species of Caucasian moth flies (Diptera, Psychodidae, Psychodinae) from Azerbaijan and Georgia
Jan JEŽEK et al.
48-63, Published on 09 June 2022, art. 823 (48) 
Sisubiotus hakaiensis sp. nov. (Tardigrada, Macrobiotidae), a new tardigrade species from Calvert Island (British Columbia, Canada)
Matteo VECCHI et al.
64-81, Published on 10 June 2022, art. 823 (64) 
Igaponera curiosa, a new ponerine genus (Hymenoptera: Formicidae) from the Amazon
Adrian TROYA et al.
82-101, Published on 13 June 2022, art. 823 (82) 
An integrative redescription of Echiniscus quadrispinosus quadrispinosus Richters, 1902 (Heterotardigrada, Echiniscidae) from the terra typica in Taunus Mountain Range (Europe; Germany)
Łukasz KACZMAREK et al.
102-124, Published on 14 June 2022, art. 823 (102) 
The species of Tibetisoperla (Plecoptera: Perlodidae)
Yan-Hua YAN et al.
125-140, Published on 15 June 2022, art. 823 (125) 
New species and records of Quedius rove beetles (Coleoptera, Staphylinidae, Staphylininae) from Middle Asia
Maria SALNITSKA & Alexey SOLODOVNIKOV
141-157, Published on 16 June 2022, art. 823 (141) 
The genus Drymeia Meigen, 1826 (Diptera: Muscidae) in Kyrgyzstan: new records and new species
Vera S. SOROKINA & Adrian C. PONT
158-172, Published on 17 June 2022, art. 823 (158) 
