Philopterus sialli (Osborn)

Ex Sialia sialis (eastern bluebird) nest box: 2M, 1F, NC, Haywood Co., Purchase Knob, 29 May 2003, W. K.

Reeves, L­3076; TN, Blount Co., Cades Cove, 19 Jul. 2001, P. Super. This louse is a host­specific ectoparasite of the eastern bluebird in North America (Price et al. 2003).