Chamaesphecia nigrifrons (Le Cerf, 1911)

on Hypericum

parasite

The larva bores in the roots. In the autumn the larva makes a short up in the
base of stem, all the while extruding a large quantity of reddish brown sawdust of of its mine. At the top of the vertical tunnel the plant is severed and mostly breaks off. The larva hibernates in the stump and pupates there in the spring.

host plants

Hypericaceae, monophagous

Hypericum hirsutum, perforatum.

phenology

The larva lives one year.

distribution within Europe

(PESI, 2018).

larva, pupa

Larva and pupa are extensively described by Bąkowski.

synonyms

Chamaesphecia sevenari Lipthai, 1961.

references

Bachelard (2014a), Bąkowski (2013b), Bąkowski & Hołowinski (2010a), Ebert (ed., 1997a), Lantz (2015a), Laštůvka & Laštůvka (2001a), Predovnik (2005a, 2010a), Pühringer (2004a), Špatenka (1987a), Špatenka & Laštůvka (1983a).

mod 26.ix.2018