species

Clybeccus declivum (Dlabola, 1986)

Descendants and synonyms

Hysteropterum declivum Dlabola, 1986a: 191.
Holotype; male; a068bd84-68b0-4351-a284-23740e66fdf4; deposited at: Universiteit van Amsterdam, Zoologisch Museum (ZMA); Tunesien: 3-7 km sudlich von Korbous, 100 m, Uferzone, 26.V.1984 leg. J.P. Duffels
Clybeccus declivum (Dlabola, 1986) in Gnezdilov, 2003c: 72.

Clybeccus declivus [sic] Dlabola, 1986 in Gnezdilov, 2010b: 419.
Clybeccus declivus [sic] Dlabola, 1986 (misspelling of Hysteropterum declivum Dlabola, 1986) in Gnezdilov, 2010b: 419.

Dlabola, J. (1986a) Neue Arten der Fulgoromorphen Zikaden - Familien vom Mittelmeergebiet und Nahen Osten (Homoptera, Auchenorrhyncha: Cixiidae, Meenoplidae, Derbidae, Dictyopharidae, Lophopidae und Issidae). Acta musei Nationalis Pragae, Series B, Historia Naturalis, 42B(3-4), 169–196. [in German]
Gnezdilov, V.M. (2003c) Review of the family Issidae (Homoptera, Cicadina) of the European fauna with notes on the structure of ovipositor in planthoppers. [Обзор семейства Issidae (Homoptera, Cicadina) европейской фауны с замечаниями о строении яйцеклада фулгороидных цикадовых]. In Meetings in memory of N.A. Cholodkovsky. St. Petersburg. Vol. 56, Issue 1, 145 pp.

Gnezdilov, V.M. (2010b) New synonyms, combinations, and faunistic records of western palaearctic planthoppers of the family Issidae (Homoptera, Fulgoroidea). [Новые синонимы, комбинации и фаунистические находки западнопалеарктических цикадовых сем. Issidae (Homoptera, Fulgoroidea)]. Entomologicheskoe Obozrenie, 89(2), 413–422. [in Russian; translated in Entomological Review, Washington, 90(8), 1024–1030]

Gender, form, and etymology

Etymology:

Latin: declivis (descending, sloping downwards)

Summary of taxonomic names by rank, showing valid extant names, fossil names, invalid names, and total counts.
Taxon	Valid names
Rank	Extant	Fossil	Invalid	Total
species	1	0	2	3