Articles

• Taxonomic study and population variation of scale insects (Hemiptera: Coccidae and Diaspididae) and associated parasitoids (Hymenoptera: Chalcidoidea) in an olive grove at Rio Grande do Sul, Brazil

  Vera R. S. Wolff, Caio F. S. Efrom, Daniel A. Aquino, Adilson Tonietto

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• Remarks on the subgenus Cylinderina Rivalier (Coleoptera: Cicindelidae: Cylindera) from the Philippines with description of a new species 144. Contribution towards the knowledge of the Cicindelidae

  Jürgen Wiesner, Charles Dheurle

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• Notes on the natural history of Enaphalodes archboldi Lingafelter and Chemsak, 2002 and E. bingkirki Lingafelter and Santos-Silva, 2018 (Coleoptera: Cerambycidae)

  Josef Vlasak

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• A review of the genus Beltia Jacoby (Chrysomelidae: Eumolpinae: Eumolpini), with descriptions of fourteen new species from Costa Rica, Panama, and northwestern South America

  R. Wills Flowers

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• Revisión taxonómica de Pseudococcus Westwood (Hemiptera: Pseudococcidae) de Centro y Sud América con descripciones de especies nuevas

  María Cristina Granara de Willink, Patricia González

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