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Habitus, dorsal view on Erzaleus metrius (Flor, 1861): Habitus, dorsal view. (Observation).
Habitus, dorsal view on Erzaleus metrius (Flor, 1861): Habitus, dorsal view. (Observation).
Habitus, lateral view on Erzaleus metrius (Flor, 1861): Habitus, lateral view. (Observation).
Head on Erzaleus metrius (Flor, 1861): Head. (Observation).
Pygofer, lateral view on Erzaleus metrius (Flor, 1861): Pygofer, lateral view. (Observation).
Pygofer, lateral view on Erzaleus metrius (Flor, 1861): Pygofer, lateral view. (Observation).
Pygofer, dorsal view on Erzaleus metrius (Flor, 1861): Pygofer, dorsal view. (Observation).
Pygofer ventral appendages, ventral view on Erzaleus metrius (Flor, 1861): Pygofer ventral appendages, ventral view. (Observation).
Subgenital plate, ventral view on Erzaleus metrius (Flor, 1861): Subgenital plate. (Observation).
Subgenital plate, ventral view on Erzaleus metrius (Flor, 1861): Subgenital plate. (Observation).
Stylus on Erzaleus metrius (Flor, 1861): Stylus. (Observation).
Stylus on Erzaleus metrius (Flor, 1861): (Observation).
Aedeagus, lateral view on Erzaleus metrius (Flor, 1861): Aedeagus, lateral view. (Observation).
Aedeagus, lateral view on Erzaleus metrius (Flor, 1861): Aedeagus, lateral view. (Observation).
Aedeagus, lateral view on Erzaleus metrius (Flor, 1861): Aedeagus, lateral view. (Observation).
Aedeagus, ventral view on Erzaleus metrius (Flor, 1861): Aedeagus, ventral view. (Observation).
Aedeagus, ventral view on Erzaleus metrius (Flor, 1861): Aedeagus, ventral view. (Observation).
Aedeagus, ventral view on Erzaleus metrius (Flor, 1861): Aedeagus, ventral view. (Observation).
Aedeagus, ventral view on Erzaleus metrius (Flor, 1861): (Observation).
Abdomen, sternal apodemes, ventral view on Erzaleus metrius (Flor, 1861): Abdomen, sternal apodemes, ventral view (male). (Observation).
Ovipositor on Erzaleus metrius (Flor, 1861): Sternite VII (female). (Observation).
Ovipositor on Erzaleus metrius (Flor, 1861): Ovipositor. (Observation).

Descendants and synonyms

Nomenclature (21)

  • Jassus [sic] (Deltocephalus) metrius Flor, 1861a: 264.
  • Deltocephalus metrius (Flor, 1861) in Fieber, 1869a: 220.
  • Thamnotettix alismatis Haupt, 1933 (subjective synonym of Jassus [sic] (Deltocephalus) metrius Flor, 1861) in Nast, 1972a: 442.
  • Erzaleus metrius (Flor, 1861) in Wilson, Stewart, Biedermann, Nickel & Niedringhaus, 2015: 19.

Nomenclature references (18)

  • Flor, G.A.A. (1861a) Die Rhynchoten Livlands in systematischer Folge beschrieben. Zweiter Theil: Rhynchota gulaerostria Zett. (Homoptera Aut.). Cicadina und Psyllodea. Archiv für die Naturkunde Liv-, Ehst- und Kurlands. Zweite Serie, Biologische Naturkunde, 4, 1–567. https://doi.org/10.5962/bhl.title.12430
  • Fieber, F.X. (1869a) Synopse der europäischen Deltocephali. Verhandlungen der Kaiserlich-Königlichen Zoologisch-Botanischen Gesellschaft in Wien, 9, 201–222, pls. 5–6.
  • Fieber, F.X. (1872a) Katalog der europäischen Cicadinen, nach Originalien mit Benützung der neuesten Literatur. Carl Gerold's Sohn. Wein, iv + 19 pp.
  • Lethierry, L.F. (1874a) "Deuxième division. - Homoptères." In Catalogue des Hémiptères du Département du Nord. 2e Édition. In Mémoires de la Société des Sciences, de l'Agriculture et des Arts de Lille. Vol. 1874, pp. 205–312 + pls. 1–2. [separate paged 1-108]
  • Puton, J.B.A. (1875a) Homoptera. Am. Serv. (Gulaerostria. Zett. Fieb.) Sect. I. Auchenorhyncha. Dumer. (Cicadina. Burm.). In Catalogue des Hémipterès (Hétéroptères, Cicadines et Psyllides) d'Europe et du bassin de la Méditerranée. Ed. 2e, pp. 107–149. [165 pp.]
  • Fieber, F.X. (1885a) Description des Cicadines d'Europe des genres Cicadula and Thamnotettix. (Traduit de l'allemand sur le manuscrit original, par F. Reiber) Avec des additions, par L. Lethierry. Revue d'Entomologie, 4, 40–110.
  • Edwards, J. (1888d) II. A synopsis of British Homoptera-Cicadina. Part II. Transactions of the Entomological Society of London, 1888, 13–108 + pl. III.
  • Edwards, J. (1889a) Fauna and flora of Norfolk: Hemiptera. Transactions of the Norfolk and Norwich Naturalists' Society, 4, 702–711.
  • Haupt, H. (1925a) Ueber eine Homopteren-Ausbeute von Mittenwald und "Revision der Gattung Cicadula Zett.". Mitteilungen der Münchner Entomologischen Gesellschaft, 15, 9–40.
  • Haupt, H. (1933b) Zwei neue Arten der Homoptera-Cicadina und synonymische Erörterungen über 2 schon bekannte Arten. 2. Beitrag zur Homopteren-Fauna des märkischen Odertales. Mitteilungen der Deutschen Entomologischen Gesellschaft, E.V., 4, 18–26.
  • Wagner, W. (1935a) Die Zikaden der Nordmark und Nordwest-Deutschlands. Verhandlungen des Vereins für Naturwissenschaftliche Heimatforschung zu Hamburg, 24, 1–44.
  • Kloet, G.S. & Hincks, W.D. (1945a) Sub-order Homoptera. In A check list of British insects. T. Buncle & Co., Stockport, England. pp. 51–80. [lix + 483 pp.]
  • Ribaut, H. (1946b) Demembrement du genre Deltocephalus Burm. [Homoptera-Jassidae]. Bulletin de la Societe d'Histoire Naturelle de Toulouse, 81, 81–86. [separate paged 1-6]
  • Ribaut, H. (1952a) Faune de France. 57. Homoptères Auchénorhynques. II. (Jassidae). Lechevalier, Paris, 474 pp.
  • Dlabola, J. (1954a) Fauna ČSR. Svazek 1. Křísi - Homoptera. Praha: Nakl. Československé Akad. Věd, 340 pp. + LIX pls.
  • Metcalf, Z.P. (1967b) General catalogue of the Homoptera. Fascicle VI. Cicadelloidea. Part 10. Euscelidae. Section II. Washington, D.C.: USDA, 1078–2074 pp.
  • Nast, J. (1972a) Palaearctic Auchenorrhyncha (Homoptera). An annotated check list. Polish Scientific Publishers, Warszawa, 550 pp.
  • Wilson, M.R., Stewart, A.J.A., Biedermann, R., Nickel, H. & Niedringhaus, R. (2015) The Planthoppers and Leafhoppers of Britain and Ireland Identification keys to all families and genera and all British and Irish species not recorded from Germany. Cicadina – Supplement 2. WABV, Germany, 138 pp.
Gender, form, and etymology

Etymology:

Greek: μέτριος (medium, ordinary)

Stats

Summary of taxonomic names by rank, showing valid extant names, fossil names, invalid names, and total counts.
TaxonValid names
RankExtantFossilInvalidTotal
Species101415