Research article

• On the rare Neotropical genus Ophionthus Bernhauer (Coleoptera: Staphylinidae: Staphylininae): redescription of the type species and description of a new species

  Maryzender Rodríguez-Melgarejo, Mariana Chani-Posse

  15–33

  2021-02-16

• On the genus Stephostethus LeConte, 1878 (Coleoptera: Latridiidae: Latridiinae) from Taiwan, with descriptions of two new species

  Yu-Hsiang Ho, Wolfgang H. Rücker, Mei-Ling Chan

  1-14

  2021-02-15

• Sonerila longipedunculata sp. nov., a new species of Melastomataceae from the southern Western Ghats, India, with additional notes and lectotypification of Sonerila travancorica

  Sekarathil Resmi, Santhosh Nampy

  160-174

  2021-02-10

• New fossil records of Xyelidae (Hymenoptera) from the Middle Jurassic of Inner Mongolia, China

  Yan Zheng, Haiyan Hu, Dong Chen, Jun Chen, Haichun Zhang, Alexandr P. Rasnitsyn

  146-159

  2021-02-09

• Contribution to the taxonomic knowledge of Ampharetidae (Annelida) from Antarctica with the description of Amage giacomobovei sp. nov.

  Stefano Schiaparelli, Igor A. Jirkov

  125–145

  2021-02-08

• Synopsis of the Evippinae (Araneae, Lycosidae) of Israel, with description of a new species

  Igor Armiach Steinpress, Mark Alderweireldt, Mira Cohen, Ariel Chipman, Efrat Gavish-Regev

  87–124

  2021-02-04

• Three new species of Euphorbia subgenus Chamaesyce (Euphorbiaceae) endemic to Brazil

  Otávio Luis Marques da Silva, Pierre Braun, Ricarda Riina, Inês Cordeiro

  72-86

  2021-02-03

• Myxobolus opsaridiumi sp. nov. (Cnidaria: Myxosporea) infecting different tissues of an ornamental fish, Opsaridium ubangiensis (Pellegrin, 1901), in Cameroon: morphological and molecular characterization

  Guy Benoit Lekeufack-Folefack, Armandine Estelle Tchoutezo-Tiwa, Jameel Al-Tamimi, Abraham Fomena, Suliman Yousef Al-Omar, Lamjed Mansour

  56-71

  2021-02-02

• Checklist and a new species of Lippia (Verbenaceae) from the Diamantina Plateau, Minas Gerais, Brazil

  Pedro Henrique Cardoso, Luiz Menini Neto, Marcelo Trovó, Fátima Regina Gonçalves Salimena

  42-55

  2021-01-28

• Two new species of Cypricercinae McKenzie, 1971 (Crustacea: Ostracoda) from Thailand

  Sukonthip Savatenalinton

  19–41

  2021-01-27

• Nihonella gen. nov., a new troglophilic genus of dwarf spiders from Japan with a discussion on its phylogenetic position within the subfamily Erigoninae (Araneae, Linyphiidae)

  Francesco Ballarin, Takeshi Yamasaki

  1–18

  2021-01-26

• Mumetopia interfeles sp. nov., a new species of Anthomyzidae (Diptera) occurring en masse in an urban grassy habitat in Chile: its taxonomy, phylogeny and biology

  Jindřich Roháček, Andrea Tóthová

  135-158

  2021-01-21

• Systematics of Helioandesia tarregai gen. et sp. nov. (Lepidoptera: Yponomeutoidea: Heliodinidae) from the Andes of Northern Chile

  Héctor A. Vargas

  117–134

  2021-01-20

• A new spider genus (Araneae: Linyphiidae: Erigoninae) from a tropical montane cloud forest of Mexico

  Guillermo Ibarra-Núñez, David Chamé-Vázquez, Julieta Maya-Morales

  97–116

  2021-01-19

• All-inclusive descriptions of new freshwater snail taxa of the hyperdiverse family Tateidae (Gastropoda, Caenogastropoda) from the South Island of New Zealand

  Gerlien Verhaegen, Martin Haase

  71-96

  2021-01-18

• A new Cyrtodactylus (Squamata: Gekkonidae) from Binh Thuan Province, southern Vietnam

  Sabrina Ostrowski, Minh Duc Le, Hanh Thi Ngo, Cuong The Pham, Trung My Phung, Truong Quang Nguyen, Thomas Ziegler

  47-70

  2021-01-13

• Asian cave-adapted diplurans, with the description of two new genera and four new species (Arthropoda, Hexapoda, Entognatha)

  Alberto Sendra, Ana Komerički, Josiane Lips, Yunxia Luan, Jesús Selfa, Alberto Jiménez-Valverde

  1-46

  2021-01-05

• Discometra luberonensis sp. nov. (Crinoidea, Himerometridae), a new feather star from the Late Burdigalian

  Marc Eléaume, Michel Roux, Michel Philippe

  121-137

  2020-12-29

• New and little-known bees of the genus Sphecodes Latreille, 1804 (Hymenoptera: Apoidea: Halictidae) from the Himalayas

  Yulia Astafurova, Maxim Proshchalykin

  74–120

  2020-12-28

• A new species of snail-eating snakes of the genus Pareas Wagler, 1830 (Reptilia: Serpentes) from eastern Himalayas, India

  Harshal Bhosale, Pushkar Phansalkar, Mandar Sawant, Gaurang Gowande, Harshil Patel, Zeeshan A. Mirza

  54–73

  2020-12-17

• Two new species of the aphid genus Uroleucon (Hemiptera: Aphididae) living on Grindelia in the USA

  Shalva Barjadze, Mariusz Kanturski

  42–53

  2020-12-16

• Ophioderma hendleri sp. nov. (Echinodermata: Ophiuroidea: Ophiodermatidae) and its congeners from the Eastern Pacific

  Rebeca Granja-Fernández, Tania Pineda-Enríquez , Francisco Alonso Solís-Marín, Alfredo Laguarda-Figueras

  11-41

  2020-12-14

• Hemipogon trilobatus sp. nov. (Apocynaceae: Asclepiadoideae), a new microendemic from Chapada dos Veadeiros, Central Brazil

  Cássia Bitencourt, Amanda P.B. Santos, Cristiane Snak, Alessandro Rapini

  1-10

  2020-12-11

• Integrative description of Mesobiotus anastasiae sp. nov. (Eutardigrada, Macrobiotoidea) and first record of Lobohalacarus (Chelicerata, Trombidiformes) from the Republic of South Africa

  Denis V. Tumanov

  102–131

  2020-12-04

• New and known Halichoanolaimus de Man, 1886 species (Nematoda: Selachinematidae) from New Zealand’s continental margin

  Daniel Leduc

  59-82

  2020-12-03

• Reinstatement of the Patagonian moss Ulota glabella Mitt. (Bryophyta, Orthotrichaceae)

  Ricardo Garilleti, Belén Albertos, Isabel Draper, Juan Antonio Calleja, Francisco Lara

  83-101

  2020-12-03

• The spider family Oecobiidae (Arachnida: Araneae) in Iran, Afghanistan and Turkmenistan

  Alireza Zamani, Jan Bosselaers

  38-58

  2020-12-02

• Parasitoids of the genus Pholetesor Mason, 1981 (Hymenoptera: Braconidae: Microgastrinae) from the leafminers Lepidoptera, with the description of three new species from India

  Zubair Ahmad, Hamed A. Ghramh, Kavita Pandey

  24–37

  2020-12-01

• New fossil genus and new extant species of diatoms (Stephanodiscaceae, Bacillariophyceae) from Pleistocene sediments in the Neotropics (Guatemala, Central America): adaptation to a changing environment?

  Christine Paillès, Florence Sylvestre, Alain Tonetto, Jean-Charles Mazur, Sandrine Conrod

  1-23

  2020-11-30

• A new species and depth record of bopyrid (Crustacea, Isopoda) from a squat lobster in the Kuril-Kamchatka Trench

  Jason D. Williams, Christopher B. Boyko, Ivan N. Marin

  122-133

  2020-11-26