Vol. 798 (2022)

Research article

• Description of a new species of Spiralothelphusa Bott, 1968, and redescription of Spiralothelphusa wuellerstorfi (Heller, 1862) (Decapoda: Brachyura: Gecarcinucidae)

  Sameer K. Pati, Sudipta Mandal, Deepa Jaiswal

  1-29

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• The mostly cavernicolous millipede genus Stygiiulus Verhoeff, 1929, stat. nov.: taxonomy, distribution and phylogenetic relationships (Diplopoda, Julida, Julidae)

  Boyan Vagalinski, Simeon Borissov, Aneliya Bobeva, Giacomo Canciani, Dragan Ž. Antić

  30-69

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• Limnoterrestrial ‘Typhloplanidae’ (Rhabdocoela, Platyhelminthes), with the description of four new species and a new genus

  Albrecht M. Houben, Marlies Monnens, Willem Proesmans, Tom J. Artois

  70–102

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• Lectotype designation and redescription of four commonly collected Neotropical species of Strumigenys (Hymenoptera: Formicidae)

  Thiago Sanches Ranzani Da Silva, Júlio Cezar Mário Chaul, Rodrigo Machado Feitosa

  103–126

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• Three new species of European Coletinia Wygodzinsky (Zygentoma, Nicoletiidae), with additional records and an updated identification key

  Rafael Molero-Baltanás, Miquel Gaju-Ricart, Žiga Fišer, Carmen Bach de Roca, Luís F. Mendes

  127–161

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• Asplenium danxiaense sp. nov. (Aspleniaceae, Aspleniineae), a new tetraploid fern species from Guangdong, China, based on morphological and molecular data

  Ke-Wang Xu, Chen-Xue Lin, Jian-Qiang Guo, Xin-Xin Zhou, Wen-Bo Liao, Ling-Feng Mao

  162-173

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