Doubling the known endemic species diversity of New Caledonian armored scale insects (Hemiptera, Diaspididae) von Hardy, Nate B, Williams, Douglas J

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Five new species of the armored scale genus Andaspis MacGillivray (Hemiptera, Coccomorpha, Diaspididae) from New Caledonia von Hamilton, Fredericka B, Williams, Douglas J, Hardy, Nate B

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Annotated List of the Species-Group Taxa Described in Combination with Chermes Linnaeus 1758 (Hemiptera: Sternorrhyncha) von Favret, Colin, Ouvrard, David, Williams, Douglas J

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Some new locality records of scale insects Hemiptera, Sternorryncha, Coccoidea von MATILE-FERRERO, Daniele, WILLIAMS, Douglas J

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Neotype Designation and Redescription of Toumeyella liriodendri (Gmelin) (Hemiptera: Coccoidea: Coccidae) von Kondo, Takumasa, Williams, Douglas J.

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The Identity and Distribution of the Mealybug Species Nipaecoccus filamentosus (Cockerell) (Hemiptera: Pseudococcidae) von Williams, Douglas J, Miller, Douglass R

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The mealybug Trionymus angustifrons Hall transferred to Dysmicoccus Ferris with new synonymy (Hemiptera, Sternorrhyncha, Coccomorpha, Pseudococcidae) von Matile-Ferrero, Danièle, Williams, Douglas John, Kaydan, Mehmet-Bora

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Stringaspidiotus MacGillivray (Hemiptera: Coccoidea: Diaspididae) a new synonym of Pseudaonidia Cockerell, with a redescription of the type species von Williams, D.J, Miller, D.R

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Scale insect (Hemiptera, Coccomorpha) survey of soil samples from southern Asia with description of two new species of Rhizoecidae von Kaydan, Mehmet Bora, Konczné Benedicty, Zsuzsanna, Williams, Douglas J., Szita, Éva

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A new species of the Neotropical scale insect genus Laurencella Foldi, 1995, from Guyana (Hemiptera, Coccoidea, Monophlebidae, Llaveiini) von FOLDI, Imre, WILLIAMS, Douglas J

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New genus names, family-group names and misspellings published between 2020 and 2023 in the scale insects (Hemiptera: Sternorrhyncha: Coccomorpha) von Williams, Douglas J., Denno, Barbara D.

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The Challenge of Developing New Educational Indicators von Williams, J. Douglas, Kerckhoff, Alan C.

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Coccidology. The study of scale insects (Hemiptera: Sternorrhyncha: Coccoidea) von Kondo, Takumasa, J. Gullan, Penny, Williams, Douglas J

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Some nomenclatural notes on scale insects (Hemiptera, Coccoidea) von WILLIAMS, Douglas J, BEN-DOV, Yair, MATILE-FERRERO, Danièle

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Coccidology: The study of scale insects (Hemiptera-Coccoidea) von J. Gullan, Penny, Williams, Douglas J, Kondo, Takumasa

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A New Genus and Species of Mealybug (Homoptera: Coccoidea: Pseudococcidae) Associated with Ants in Swollen Thorn Acacias in Tanzania von Williams, Douglas J., Matile-ferrero, Danièle

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FIGURE 8 in Revision of the soft scale genus Paralecanium (Hemiptera: Coccomorpha: Coccidae) with the introduction of three new genera and twenty new species von Hodgson, Chris J., Williams, Douglas J.

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FIGURE 57. Paralecanium vacerra Hodgson, spec. n in Revision of the soft scale genus Paralecanium (Hemiptera: Coccomorpha: Coccidae) with the introduction of three new genera and t... von Hodgson, Chris J., Williams, Douglas J.

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FIGURE 42. Paralecanium leei Hodgson, spec. n in Revision of the soft scale genus Paralecanium (Hemiptera: Coccomorpha: Coccidae) with the introduction of three new genera and twen... von Hodgson, Chris J., Williams, Douglas J.

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FIGURE 17. Discochiton papillatum Hodgson, spec. n in Revision of the soft scale genus Paralecanium (Hemiptera: Coccomorpha: Coccidae) with the introduction of three new genera and... von Hodgson, Chris J., Williams, Douglas J.

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