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Chamaesphecia palustris Kautz, 1927

male, 27.-29.5.1996, Austria, Burgenland, Zurndorf

female, 25.5.1997, Austria, Burgenland, Zurndorf

male, 13.6.1999, Austria, Burgenland, Zurndorf
This was the 1st male of C. palustris ever attracted to synthetical pheromone!

gallery in pith of (older) stem of Euphorbia palustris, 27.4.1996, Austria, Burgenland, Zurndorf

larva in stem of Euphorbia palustris, 27.4.1996, Austria, Burgenland, Zurndorf

pupa in Euphorbia palustris, 27.5.1996, Austria, Burgenland, Zurndorf

biotope with Euphorbia palustris, 27.4.1996, Austria, Burgenland, Zurndorf

foodplant (Euphorbia palustris) in spring, 27.4.1996, Austria, Burgenland, Zurndorf

foodplant (Euphorbia palustris), 7.5.1992, Austria, Upper Austria, Schweigau so. Linz

foodplant (Euphorbia palustris), 23.5.1993, Austria, Upper Austria, Schweigau so. Linz

foodplant (Euphorbia palustris), 28.5.2005, Austria, Lower Austria, Zwerndorf - Marchau, 140 m

left: emergence hole in Euphorbia palustris, 24.7.1997 (still closed, no imago emerged), Austria, Burgenland, Zurndorf;
right: emergence hole in Euphorbia palustris, 27.4.1996, Austria, Burgenland, Zurndorf

old emergence hole with rests of exuvia in Euphorbia palustris, 27.4.1996, Austria, Burgenland, Zurndorf

Cave: larva of Oberea euphorbiae (in Euphorbia palustris), 27.4.1996, Austria, Burgenland, Zurndorf

Oberea euphorbiae (ex Euphorbia palustris), e.l. 28.5.1996, Austria, Burgenland, Zurndorf

Chamaesphecia palustris does not occur in Upper Austria. Only the foodplant does!