- Larsen, S., C. Howell, K. Densmore, and R. Roeper. 1994. Seasonal patterns of flight and attack of maple saplings by the ambrosia beetle Corthylus punctatissimus (Coleoptera: Scolytidae) in central Michigan . Great Lakes Entomologist 27:103-106.
- Wainhouse, D., D. Cross, and R. Howell. 1990. The role of lignin as a defence against the spruce bark beetle Dendroctonus micans'. effect on larvae and adults. Oecologia 85: 257-265.
- Wainhouse, D., T. Wyatt, A. Phillips, D. Kelly, M. Barghian, P. Beech-Garwood, D. Cross, and R. Howell. 1991. Response of the predator Rhizophagous grandis to host plant derived chemicals in Dendroctonus micans larval frass in wind tunnel experiments (Coleoptera: Rhizophagidae, Scolytidae) . Chemoecology 2:55-63.
- Wainhouse, D., P. Beech-Garwood, R. Howell, D. Kelly, and M. Orozco. 1992. Field response of predator Rhizophagus grandis to prey frass and synthetic attractants . Journal of Chemical Ecology 18:1693-1705.