Target pest: Stomoxys calcitrans (Diptera: Muscidae), muscid flies
Agent introduced: Pachycrepoideus vindemmiae (Hymenoptera: Pteromalidae) = Pachycrepoideus vindemiae
Import source: CIBC Trinidad
Released: 1969 and 1970
Release details: 55,000+ released nationwide in 1969-1970, but predominantly in northern North Island
Establishment: Not recovered.
Cameron PJ, Hill RL, Bain J, 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.