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Fullcitation: Constant, J. 2018. Revision of the Eurybrachidae XIV. The Australian genera Olonia Stål, 1862 and Stalobrachys gen. nov. (Hemiptera: Fulgoromorpha). European Journal of Taxonomy 486 (ePub): 1-97. https://doi.org/10.5852/ejt.2018.486.

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Fullcitation: Constant, J. 2019. First record of the tropiduchid planthopper genus Sogana Matsumura, 1914 from Cambodia with one new species (Hemiptera: Fulgoromorpha: Tropiduchidae). Belgian Journal of Entomology 82: 1-11.

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Fullcitation: Constant, J. 2020. Revision of the Eurybrachidae (XV). The Oriental genus Purusha Distant, 1906 with two new species and a key to the genera of Eurybrachini (Hemiptera: Fulgoromorpha: Eurybrachidae). European Journal of Taxonomy 602: 1-40. https://doi.org/10.5852/ejt.2020.602 (ePub Article#602, 40 pp.)

Keywords: onfile

Fullcitation: Constant, J. 2021. Two new species of the genus Gergithus Stål, 1870 from Thailand and Borneo (Hemiptera: Fulgoromorpha: Issidae). Belgian Journal of Entomology 114: 1-17.

Keywords: onfile

Fullcitation: Constant, J. 2021. Pyrops auratus, a new lanternfly from the Philippines and taxonomic note on Bornean P. gunjii (Satô & Nagai, 1994) (Hemiptera: Fulgoromorpha: Fulgoridae). Belgian Journal of Entomology 112: 1-19.

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Fullcitation: Constant, J. 2021. Laohiracia acuta, a new genus and species of Parahiraciini planthopper with elongate cephalic process from Laos (Hemiptera: Fulgoromorpha: Issidae). Belgian Journal of Entomology 118: 1-15.

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Fullcitation: Constant, J. 2022. Fulgoridae, Lanternflies, Sakondry. Pp. 991-993. In: S.M. Goodman, (ed.). The New Natural History of Madagascar. Princeton University Press, Princeton, New Jersey, United States. 2296 pp.

Keywords: onfile

Fullcitation: Constant, J. 2023. Revision of the Eurybrachidae (XVII). The new Australian genus Kamabrachys gen. nov. with ten new species (Hemiptera: Fulgoromorpha). European Journal of Taxonomy 895: 1-133. https://doi.org/10.5852/ejt.2023.895.2289.

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Fullcitation: Constant, J. 2024. Polydictya lanternflies of Java: New species, taxonomy and identification key (Hemiptera: Fulgoromorpha: Fulgoridae). Belgian Journal of Entomology 147: 1-26. [Polydictya bhaskarai]

Keywords: onfile

Fullcitation: Constant, J. 2024. Revision of the Eurybrachidae XVIII. The Australian genus Olonia Stål, 1862: Four new species, new records and biological data (Hemiptera: Fulgoromorpha). European Journal of Taxonomy 941: 1-51. DOI: https://doi.org/10.5852/ejt.2024.941.2579.

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Fullcitation: Constant, J. and A.V. Mohan. 2017. The lanternflies from Andaman and Nicobar: one new Pyrops species, new records and illustrated key to the species (Hemiptera: Fulgoromorpha: Fulgoridae). Belgian Journal of Entomology 49: 1-24.

Keywords: Vizcaya, Hemisphaerius, Pyrops, Penthicodes, Vishnuloka, Macrobrachys, Discote

Fullcitation: Constant, J. and C. R. Bartlett. 2019. New records and species in five planthopper families from Keo Seima Wildlife Sanctuary, Cambodia with checklist of Cambodian planthoppers (Hemiptera: Fulgoromorpha). Belgian Journal of Entomology 83: 1–27.

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Fullcitation: Constant, J. and H.T. Pham. 2008. A new species of Polydictya from Vietnam. (Hemiptera, Fulgoromorpha, Fulgoridae). Nouvelle Revue d'Entomologie 25(1): 27-31

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Fullcitation: Constant, J. and H.T. Pham. 2011. Two new species of Hemisphaerius from Vietnam (Hemiptera, Fulgoromorpha, Issidae). Nouvelle Revue d'Entomologie (N.S.) 27(2): 109-115.

Keywords: *onfile

Fullcitation: Constant, J. and H.T. Pham. 2013. Two new species of Sogana Matsumura, 1914 (Hemiptera: Fulgoromorpha: Tropiduchidae) with an identification key to the hitherto known species from Vietnam. Annales Zoologici 63(1): 71-77

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Fullcitation: Constant, J. and H.T. Pham. 2014. A new species of Macrodaruma Fennah, 1978 from Northern Vietnam (Hemiptera: Fulgoromorpha: Issidae). Belgian Journal of Entomology 22: 1-8.

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Fullcitation: Constant, J. and H.T. Pham. 2014. A new species of Paricanoides Liang, 2003 from Northern Vietnam (Hemiptera: Fulgoromorpha: Tropiduchidae). Belgian Journal of Entomology 24: 1-9.

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Fullcitation: Constant, J. and H.T. Pham. 2014. A new species of Orthophana Melichar, 1923 from Vietnam (Hemiptera: Fulgoromorpha: Nogodinidae). Belgian Journal of Entomology 23: 1-8.

Keywords: *onfile

Fullcitation: Constant, J. and H.T. Pham. 2015. Two new species of the genus Neogergithoides Sun, Meng & Wang, 2012 extend its distribution to Northern Vietnam (Hemiptera: Fulgoromorpha: Issidae). Belgian Journal of Entomology 33: 1-15.

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Fullcitation: Constant, J. and H.T. Pham. 2016. Maculergithus, a new subgenus in Gergithus Schumacher, 1915 with two new species from northern Vietnam (Hemiptera: Fulgoromorpha: Issidae). European Journal of Taxonomy 198: 1-16.

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Fullcitation: Constant, J. and H.T. Pham. 2016. Two new Nogodinidae from Vietnam in the genera Orthophana Melichar, 1923 and Goniopsarites Meng, Wang & Wang, 2014 (Hemiptera: Fulgoromorpha: Nogodinidae). Belgian Journal of Entomology. 40: 1-16.

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Fullcitation: Constant, J. and H.T. Pham. 2017. Gergithoides Schumacher, 1915 in Vietnam, with two new species, and taxonomic notes on the genus (Hemiptera: Fulgoromorpha: Issidae). European Journal of Taxonomy 296: 1-20.

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Fullcitation: Constant, J. and H.T. Pham. 2017. Review of the clavatus group of the lanternfly genus Pyrops (Hemiptera: Fulgoromorpha: Fulgoridae). European Journal of Taxonomy 305: 1-26.

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Fullcitation: Constant, J. and H.T. PHAM. 2018. Extension of the lanternfly genus Neoalcathous Wang & Huang, 1989 to Vietnam with a new species and new subfamily placement (Hemiptera: Fulgoromorpha: Fulgoridae). Belgian Journal of Entomology 59: 1–11.

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Fullcitation: Constant, J. and H.T. Pham. 2017. Indochinese Polydictya lanternflies: Two new species from Vietnam, identification key and notes on P. vietnamica (Hemiptera: Fulgoromorpha: Fulgoridae). European Journal of Entomology 114: 279–290. doi: 10.14411/eje.2017.034.