Bahder, B.W., Echavarria, M.A.Z., Barrantes, E.A.B., Helmick, E.E. & Bartlett, C.R. (2023) A new species of planthopper in the genus Shellenius (Hemiptera: Fulgoroidea: Derbidae) from palms in Costa Rica. Zootaxa, 5306 (5), 571–585.