Trifurcula ortneri (Klimesch, 1951)

Trifurcula ortneri mine

Coronilla minima, Spain, prov. Madrid; from van Nieukerken (2007b)

Trifurcula ortneri mines

Coronilla valentina, Croatia; from van Nieukerken (2007b)

mine

Oviposition at a random point of the lower epidermis. Then a long, narrow, little contorted corridor, that follows the leaf margin at some distance. After a moult the corridor gradually widens considerably, generally into a wide corridor, more rarely into a real blotch. Frass in the initial corridor in a narrow, interrupted, central line; in the wider part in a thick lump with little, narrow, interruptions. Pupation outside the mine, exit slit in lower epidermis.

host plants

Fabaceae, monophagous

Coronilla coronata, minima, vaginalis, valentina & subsp. glauca, viminalis; Hippocrepis emerus.

Occurrence on H. emerus and C. minima only rarely (Laštůvka & Laštůvka, 1997a).

phenology

Larvae in june, then again in end-August to September (Klimesch, 1951a).

BENELUX

Not known from the Benelux countries (Fauna Europaea, 2009).

distribution within Europe

From Germany to the Iberian Peninsula, Italy, and Croatia (Fauna Europaea, 2009).

larva

Amber yellow; head capsule and pronotum pale brown; larva lies venter upwards in the mine.

synonyms

Stigmella ortneri.

references

Hering (1957a, 1960a), Kasy (1987a), Klimesch (1951a), Laštůvka & Laštůvka (1997a, 2005a, 2009b, 2014a, 2015a), van Nieukerken (1986a, 2007b), van Nieukerken, Biesenbaum & Wittland (2010a), van Nieukerken, Laštůvka & Laštůvka (2004a, 2006a), Steuer (1988a, 1995a), Szőcs (1977a, 1981a).

mod 9.i.2019