Target pest: Coleophora spissicornis (Lepidoptera: Coleophoridae), banded clover casebearer
Agent introduced: Chelonus sp. (Hymenoptera: Braconidae) = (may be C. contractus)
Imported: 1961, 1968
Import source: 1961 near Freiburg, Germany, 1961, 68 Avignon, France all via Delémont, Switzerland
Released: Not released
Cameron PJ, Hill RL, Bain J and Thomas WP (1989). A Review of Biological Control of Invertebrate Pests and Weeds in New Zealand 1874-1987. Technical Communication No 10. CAB International Institute of Biological Control. DSIR Entomology Division. 424p.