title: A review of the planthopper genus Armacia Stål (Hemiptera: Fulgoromorpha: Ricaniidae) with descriptions of four new species from Indonesia and Papua New Guinea.
abstract: The genus Armacia Stål (Hemiptera: Fulgoromorpha: Ricaniidae) is reviewed taxonomically. Four new species of the genus are described and illustrated from West-Pacific region: A. madangensis sp. nov. (Papua New Guinea), A. rubilimba sp. nov. (Indonesia), A. spinae sp. nov. (Indonesia) and A. vigorata sp. nov. (Indonesia), A. albipes (Walker 1868), A. clara (Stål 1859), A. divisura (Walker 1868), A. fusca Melichar 1898, A. hyalinata (Donovan 1805), A. latipennis (Walker 1868), A. nigrifrons (Walker 1858), A. simaethis Fennah 1956 , and A. spatiosa (Walker 1868) are redescribed and illustrated. A checklist of all known species and a diagnosis of the genus are provided. A key to all species in the genus is provided.
authors.affiliation: Key Laboratory of Zoological Systematics and Evolution, Institute of Zoology, Chinese Academy of Sciences, 1 Beichen West Road, Chaoyang District, Beijing 100101, PR China. bucuiping3703@163.com
authors.forename: Cui-Ping
authors.initials: CP
authors.lastname: Bu
authors.forename: Murray J
authors.initials: MJ
authors.lastname: Fletcher
authors.forename: Ai-Ping
authors.initials: AP
authors.lastname: Liang
mesh_terms: D000818:Animals; D044822:Biodiversity; D057189:Checklist; D005260:Female; D006430:Hemiptera / Q000033:anatomy & histology / Q000145:classification*; D007214:Indonesia; D008297:Male; D010219:Papua New Guinea