Family Delphacidae

Subfamily Delphacinae

Tribe Delphacini

Type species (in original combination): Delphax lineata Perris, 1897

Distribution: Mostly Palearctic and Afrotropical.  Two species are in this genus from the New World. 

Recognized species (distribution information may be incomplete)

A problematic genus that is in need of revision.  A total of 22 species are currently in the genus.

New World (Probably these species do not belong to this genus)

Eurysa dorsilinea Van Duzee, 1907 - Jamaica, Cuba

Eurysa kormusi Crawford, 1914) - USA: California, Nevada

Old World

1 Eurysa baetica Remane et al. 1987 - Spain
2 Eurysa brunnea Melichar, 1896 - England, Austria, Czech Republic (Moravia), Germany, Hungary, Tunisia
3 Eurysa duffelsi Drosopoulos et al. 1984 - Crete
4 Eurysa estrela Remane et al. 1987 - Portugal
5 Eurysa etnicola Asche, 1995 - Sicily
6 Eurysa forficula Horvath, 1908) - France
7 Eurysa forguja Remane et al. 1983 - Spain
8 Eurysa foribera Remane et al. 1983 - Spain
9 Eurysa fornasta Asche, Drosopoulos & Hoch, 1983 - Greece
10 Eurysa forocca Remane et al. 1983 - Morocco
11 Eurysa forsicula Asche, Drosopoulos & Hoch, 1983 - Sicily
12 Eurysa fortesta Remane et al. 1983 - Sicily
13 Eurysa furcifera Muir, 1926 - South Africa
14 Eurysa gylippus Fennah, 1969 - Ethiopia
15 Eurysa immunda Horvath, 1916 - Albania, Italy, "Yugoslavia"
16 Eurysa libira Remane et al. 1987 - Iraq
17 Eurysa meridiana Asche, 1995 - Italy
18 Eurysa pyrenea Fieber, 1866 - France, Spain
19 Eurysa rabatica Lindberg, 1963 Morocco
20 Eurysa semifrons Muir, 1929 - South Africa

Reported Hosts:

Reported from grasses:

Eurysa brunnea - Secale montanum (Perrenial rye)

Eurysa fornasta  - Arrhenatherum elatius (Tall oatgrass)

Economic Importance: Probably limited.  The New World species are seldom encountered.

Recognition

New World

Eurysa kormusi

Old World

Eurysa brunnea

Molecular resources

At this time, neither Genbank or Bold have any molecular resources for this genus.

Selected References

Asche, M. 1994. Four new species and a new genus of Delphacidae from Southern Europe and Egypt (Homoptera, Fulgoroidea). Mitteilungen der Schweizerischen Entomologischen Gesellschaft 67: 255-275.

Asche, M., S. Drosopoulos, and H. Hoch. 1983. Eurysa forsicula nov. spec. von Sizilien und Eurysa fornasta nov. spec. von Griechenland, zwei weitere Taxa aus dem E. forficula (Horvath)-Formenkreis (Homoptera Auchenorrhyncha Fulgoromorpha Delphacidae). Marburger Entomologische Publikationen 1(8): 85-94.

Beamer, R.H. 1952. The genus Eurysa in America North of Mexico. Pan-Pacific Entomologist 28: 51-55.

Drosopoulos, S. and M. Asche. 1984. Contribution to the Eurysa lineata (Perris, 1857)-complex with description of E. duffelsi n. sp. (Homoptera: Cicadina, Delphacidae). Entomologische Berichten (Amsterdam) 44(10): 157-159.

Remane, R. and M. Asche. 1986. Three new western Palearctic species belonging to Eurysa Fieber, 1866 s. str. (Homoptera Auchenorrhyncha Fulgoromorpha Delphacidae). Marburger Entomologische Publikationen 2(3): 259-286.

Remane, R. and M. Asche. 1986. Makarorysa n. g. - a new genus for the Canaro-Madeiran Eurysa ribauti Lindberg-group with remarks on speciation, distribution and phylogenetic relationship within this taxon (Homoptera Auchenorrhyncha Fulgoromorpha Delphacidae). Marburger Entomologische Publikationen 2(3): 217-258.

Stewart, A.J.A. 1997. Eurysa brunnea Melichar, 1896 (Hemiptera: Delphacidae) new to Britain. British Journal of Entomology and Natural History 10: 3-5.

Trolle, L. 1980. Kelisia sabulicola W. Wagn. and Eurysa lineata (Perr.) (Homoptera: Delphacidae) new for Denmark. Entomologiske Meddelelser 48(1): 28.