Turbinoptid mites live on corneous matter in the external nares.  Rhinonyssid mites feed on blood.  Most occupy the anterior nares, but Sternostoma infiltrates the lung sacs.  Ereynetid mites feed on mucus deep in the nasal cavity.  The cloacarid mite Pneumophagus lives in the trachea and bronchi.

                                        FALCONIFORM RESPIRATORY MITES

Ereynetidae: Boydaia, Speleognathopsis
Rhinonyssidae: Falconyssus, Ptilonyssus, Tinaminyssus
Turbinoptidae: Schoutedenocoptes

                                            STRIGIFORM RESPIRATORY MITES

Cloacaridae: Pneumophagus
Ereynetidae: Astrida, Aureliania, Neoboydaia
Rhinonyssidae: Rhinoecius, Sternostoma

                                            RESPIRATORY MITE GALLERIES

FALCONIFORM RESPIRATORY MITES

Ptilonyssus

STRIGIFORM RESPIRATORY MITES

            1                        2

1.  Rhinoecius aegolii in nasal passages of the boreal owl
2.  Rhinoecius aegolii