Contarinia melanocera Kieffer, 1904

on Genista

galls (from Houard, 1909a)

gall

Fusiform, fleshy swelling of the tip of a stem. It contains usually several gall chambers, each with one yellowish larva that can jump. Univoltine, pupation and hibernation in the soil.

hostplants

Fabaceae, monophagous

Genista corsica, depressa, germanica, tinctoria.

synonyms

Janetiella genistae Kieffer, 1909, described with red larvae, probably is a synonym.

notes

The picture below shows a galling, not of the main axis but of the midrib. It is not unthinkable that it concerns a gall of C. melanocera.

Genista tinctoria, Belgium, prov. Namur, Heure, Domain de Jalna, 11.viii.2021 © Stéphane Claerebout

references

Bellmann (2012a), Buhr (1965a), Dauphin & Aniotsbehere (1997a), Gagné & Jaschhof (2014a), Kieffer (1909a), Redfern &a Shirley (2011a), Simova-Tošić, Skuhravá & Skuhravý (2000a, 2004a, 2007a), Simova-Tošić, Skuhravá, Skuhravý & Postolovski (2007a), Skuhravá (1989a), Skuhravá & Skuhravý (1994a, 1997a, 1999a, 2009b, 2010a), Skuhravá, Skuhravý, Dauphin & Coutin (2005a), Skuhravá, Skuhravý & Hellrigl (2001a), Skuhravá, Skuhravý & Meyer (2014a), Skuhravá, Skuhravý & Neacsu (1972a), Skuhravá, Skuhravý, Skrzypczyńska & Szadziewski (2008a), Stănescu (2009a), Tomasi (2012a).