28 The Wilson Bulletin— No. 110 



Thryomanes brevicaudus Kidgway. 



Thryomanes hrevicauda Ridgway, Bull. U. S. Geol. & 

 Georg. Surv. Terr., II, No. 2, 1876, p. 186. 



Type locality. — Guadalupe Island, Lower California. 



Geographic distrihution. — Guadalupe Island, Lower 

 California. 



Thryomanes insularis (Lawrence). 



Troglodytes insularis Lawrence, Ann. Lye. Nat. Hist. 

 N. Y., X, 1871, p. 3. (ex Baird, MS.). 



Type locality. — Socorro Island, Revillagigedo Islands, 

 Colima, Mexico. 



Geographic distribution. — Socorro Island, Revillagig- 

 edo Islands, Colima, Mexico. 



