Chamaesphecia empiformis (Esper, 1783)
on Euphorbia
parasite
Oviposition on a leaf high in the plant. The young larva descends in an tunnel down to the root crown, next lives as a borer in the roots
host plants
Euphorbiaceae, narrowly monophagous
Euphorbia cyparissias.
phenology
The larva lives for one year, hibernates in its gallery and pupates there in the spring.
distribution within Europe
larva, pupa
Larva and pupa are extensively described by Bąkowski.
references
Aistleitner (2004a), Bachelard (2014a), Bąkowski (2013b), Bartsch (1992a), Ebert (ed., 1997a), Kolbeck & Loos (1995a), Kusdas & Reichl (eds, 1974a), Laštůvka & Laštůvka (2001a, 2017a), Predovnik (2010a), Sage (2005a), Toševski, Gassmann & Schroeder (1996a).