Host: Arremon aurantiirostris Lafresnaye – Orange-billed Sparrow

One chewing louse species was found on this host:

Myrsidea aurantiirostris Price & Dalgleish 2007

Myrsidea aurantiirostris Price & Dalgleish, 2007: figs 23–25.

Type host. Arremon aurantiirostris Lafresnaye

Material studied. 2 females and 11 males ex Arremon aurantiirostris, COSTA RICA: Hitoy Cerere BR, Provincia Limỏn (9°40’N, 85°05’W), 17–27 August 2004, Literák, Č apek & Havlίček coll. Deposited in INBio – O. Sychra CR55–57.

Remarks. Five of seven birds examined were parasitised by M. aurantiirostris .