Genus Agoo Bahder & Bartlett 2019, new status Type species: Agoo xavieri Bahder & Bartlett, 2019 Amended diagnosis. Frons narrower and paranota more strongly foliate than genus Omolicna. Transverse carina at fastigium lacking. Paranotal folia quadrate to semiquadrate in frontal view. Ventral lobe of pygofer (ventral view) broad, distally attenuating to rounded apex. Aedeagus and endosoma nearly bilaterally symmetrical. Segment X ventrally sinuate (lacking convexity found in most Omolicna). Key to the species of Agoo 1. Process present on dorsal surface of paramere (Fig. 9), sclerotized points on parameres; pair of processes on aedeagus situated posterior, wings with distinct black spots........................................................ dahliana sp. n. 1’. Process absent on dorsal surface of paramere, no sclerotization on parts of parameres; all processes on aedeagus situated anterior; wings immaculate................................................................................. 2 2. Body yellow, wings with fuscous stripe on forewing, orange pattern on frons, aedeagus with lateral pair of large sub-basal acuminate teeth................................................................................... xavieri 2’. Body fuscous, wings hyaline, aedeagus lacking sub-basal acuminate teeth............................. rubrimarginata

Published as part of Bahder, Brian W., Bartlett, Charles R., Helmick, Ericka E., Barrantes Barrantes, Edwin A., Zumbado Echavarria, Marco A., Goss, Erica M. & Ascunce, Marina S., 2020, Revised status of Omolicna subgenus Agoo (Hemiptera: Auchenorrhyncha: Fulgoroidea: Derbidae) with a new species from Costa Rica and new country records, pp. 521-535 in Zootaxa 4718 (4) on pages 528-529, DOI: 10.11646/zootaxa.4718.4.6, http://zenodo.org/record/3602714