(syn. Sylvia Ϯ Dohrn's Warbler S. dohrni) Gr. ὁριζω horizō to limit; ῥις rhis, ῥινος rhinos nose; "Rostrum mediocre, subrotundatum, carinatum, vix emarginatum, tomiis pallidis, subpellucidis; culmine apicem versus arcuato, deflexo, gonyde aute apicem adscendente; vibrissis vix ullis" (Hartlaub 1866); "The genus Cuphopterus Hartlaub [June 12, 1866] is preoccupied in Hymenoptera by Cuphopterus Morawitz [January 20, 1866], and as there are no synonyms, it may be called Horizorhinus from ὁριζω, limito, and ῥις, nasus. The type and only species is Cuphopterus dohrni Hartlaub, which should now be known as Horizorhinus dohrni (Hartlaub)." (Oberholser 1899).