Mite fauna of house dust of the island of Tenerife

In this work we studied the mite faunal composition present in house dust c ollected in homes of patients with respiratory symptoms in the towns of San ta Cruz and La Laguna, Tenerife (Spain). The frequencies of species occurre nce were: Dermatophagoides pteronyssinus (99%), Euroglyphus maynei (23%), T yrophagus putrescentiae (18%), Dermatophagoides farinae (15%), Blomia tropi calis (13%), Lepidoglyphus destructor (6%), Chortoglyphus arcuatus (5%), Gl ycyphagus domesticus (<1%), Caloglyphus berlesei (<1%) and Histiostoma fero niarum (<1%).