Two new species of the genus Trilacuna (Araneae: Oonopidae) from Jinyun Mountain of Chongqing, China
Ying HUANG et al.
1-14, Published on 29 April 2021, art. 748 (1)
Review of the Inca irroratus species group with description of two new species of Inca Le Peletier & Serville, 1828 (Coleoptera, Scarabaeidae, Cetoniinae)
Rafael SOUSA & Matthias SEIDEL
15-35, Published on 30 April 2021, art. 748 (2) 
Another puzzle piece in the systematics of the chewing louse genus Myrsidea, with a description of a new genus Apomyrsidea
Stanislav KOLENCIK et al.
36-50, Published on 03 May 2021, art. 748 (3) 
Review the bamboo-feeding genus Arcofaciella Fennah, 1956 (Hemiptera: Fulgoromorpha: Delphacidae) with description of a new species from India
Hong-Xing LI et al.
51-66, Published on 05 May 2021, art. 748 (4) 
On ant-like Synemosyna Hentz, 1846 spiders from Bolivia, with indirect evidence for polymorphic mimicry complexes (Araneae: Salticidae: Simonellini)
Robert PERGER et al.
67-88, Published on 05 May 2021, art. 748 (5) 
On the genus Hamma Buckton, 1905 (Hemiptera: Auchenorrhyncha) in Equatorial Africa, with descriptions of three new species
Antonio DURANTE et al.
89-107, Published on 06 May 2021, art. 748 (6) 
Two new species of the genus Oryctopterus (Orthoptera: Stenopelmatidae: Oryctopinae) from India, with some notes on biology
S. R. HIREMATH & K.D. PRATHAPAN
108-137, Published on 07 May 2021, art. 748 (7) 
Litinium gludi sp. nov. (Nematoda, Oxystominidae) from Kermadec Trench, Southwest Pacific Ocean
Sinetectula gen. nov., a new genus of Pisaniidae (Gastropoda: Buccinoidea) from the tropical Indian and Pacific Oceans
Koen FRAUSSEN & Geerat J. VERMEIJ
155-176, Published on 10 May 2021, art. 748 (9) 
