Similar to D. escalerae in appearance.  Strong black upperside pubescence; ant1 with dark rings near base and apex (uniformly dark in escalerae); femora finely spotted (coarsely spotted in escalerae); tibiae pale (with a basal ring in escalerae); left clasper of male distinctive with a minutely toothed crest. 

Dicyphus escalerae

Photos showing key identification features required.

Associated with a variety of herbaceous plants, including Great Hairy Willowherb, Black Nightshade, Tomato, Bittersweet, Goosefoot, Dock and Knotgrass.

D. tamaninii is primarily predatory and is frequently used as a biological control agent on greenhouse crops, suggesting horticultural produce as a possible pathway of introduction. 

First recorded in London area in 2008, spreading northwards. 

Uncommon. 

Contribution to the study of the genus Dicyphus: the case of D. bolivari and D. tamaninii (Hemiptera: Heteroptera: Miridae). (2024) Acta Entomologica, 64(2), 365-381.