The effect of climate on the seasonal activity and abundance of Amblyomma variegatum (Fabricius, 1794) (Acarina: Ixodidae) on trade cattle in Ibadan, Nigeria
  Rhizoglyphus robini Claparede (Acari: Astigmata: Acaridae) as a soil mite
  The relationship between winter temperature and Dermacentor variabilis, Say, seasonal activity at Gay Head, 1938-1942
  The effect of the temperature regime on Dermacentor variabilis (Say) populations in eastern North America
  The restriction of the species range of lxodes scopularis, Say, in Massachusetts by fall and winter temperature
  The regulation of adult American dog tick, Dermacentor variabilis Say. Seasonal activity and breeding potential (lxodidae: Acarina)