Eurasian blue tit host is "Proctophyllodes stylifer". However, this mite seems to be of no concern to the bird as, until now, it is only known to feed on dead feather tissue. "P. stylifer" lives all its developmental stages, i.e. egg, larva, protonymph, tritonymph and adult, within the plumage of the same host. The usual sites where "P. stylifer" is encountered are the remiges and the rectrices of the bird where they can be found tandemly positioned between the barbs of the rachis. The Eurasian blue tit is classified as a least concern species on the IUCN Red List (version 3.1), and as
Calamus, Iowa Clinton to Clarence, Iowa. It was called the Chicago, Iowa and Nebraska Railroad, later changed to Chicago Northwestern Railroad Co.. In the same year, Joseph D. Fegan was deputized to go to the cross roads of the Stage Coach Lines and the Indian Trails at Syracuse, which had a small stove and a saloon, to establish a post office in 1858. No one could suggest a name and Mr. Fegan asked "Is there no creek or anything?" "Yes, Calamus Creek." "Then let it be Calamus." Due to the large hazardous swamps, the Post Office and railway station were moved to