294 FAUNA OF NEW ENGLAND. 



O. albipennis (Say) {Olfersia alhipennis of authors). 

 Mass. — Boston (Allston), Aug. 1, 1912, from a young Black- 

 crowned Night Heron. 



O. angustifrons Van der Wulp. 



N. H.— Hampton, May 31, 1917 (Shaw). 



Olfersia Wiedemann {Pseudolfersia Coquillett). 



O. fumipennis Sahlberg (P. maculata Coquillett). 



N. H.— Hampton, May 17, 1905, from Bald Eagle {S. A. Shaw). 



Malophagus Latreille. 



M. ovinus (Linne). The "Sheep Tick." 



Me. — Orono; Mt. Desert. N. H. — Durham. 



Mass. — West Newbury; Amherst; Chester. Conn. — Ashford. 



