112 TtIE CONDOR VOL. XI Querquedula cyanoptera. Cinnamon Teal. Summer resident, common. A common breeder, but not so plentiful in numbers as d/scots. Spatula clypeata. Shoveller; Spoonbill. Summer resident, common. Abun- dant in migration. Our observations lead us to infer that it does not nest in as large numbers at Barr as most of the common ducks, altho judging from the num- ber of birds seen it is fully as common as the other species. D0.illa acuta. Pintail. Resident. With the exception of the teal the most abundant breeder at Bart. A few birds remain thruout the_winter, and the first spring migrants from the south are usually Pintails. Aix sp0nsa. Wood Duck. "I took two of these birds two miles west of Barr Lake during the fall of 1889." (Hersey) NEST AND EGGS OF CIbll?AMObl TEAL Marila americana. Redhead. Summer resident, not uncommon. Abundant in migration, and more especially so during the spring movement. Nests in some numbers. Marila vallisneria. Canvasback. Summer resident, not common. Common during migration, especially during the spring movement. Breeds sparingly. Marila marila. American Scaup Duck. Migratory; rare. Marila affinis. Lesser Scaup Duck. Abundant during spring lnigration. A few nest at Barr. Marila collaris. Ring-necked Duck. "I have never taken this species at Bart, but it undoubtedly occurs there at times, during migration." ?Hersey)
