Revision of the Derbidae of Seychelles Islands (Insecta: Hemiptera: Fulgoromorpha) Author Löcker, Holger Author Löcker, Birgit Author Holzinger, Werner E. text Zootaxa 2009 2221 1 26 journal article 10.5281/zenodo.190082 d1fe9bf7-b084-4fc7-b58f-409f58c04c37 1175-5326 190082 Genus Sikaiana Distant, 1907 Sikaiana Distant, 1907: 398 . Type species: Sikaiana hyalinata Distant, 1907 , by original designation. Iguvium Distant, 1917 : 287 , synonymised by Muir, 1918 . Type species: Iguvium albomaculatum Distant, 1917 , by monotypy. Afrotropical, Australasian, Oceanic and Oriental region, 16 species. Diagnosis. Combination of the following characters: Antennae about as long as frons. Forewing with Cu arising independently from base of forewing; basal median cell broad and short, not nearly reaching the middle of forewing. Hindwings 1/3 of length of forewings.