Setophaga ruticilla. 1874. Maine (Lake Umbagog). Aug. 5. Shot an adult male that was beginning to moult its worn plumage. " 7. Shot an adult male changing to fall plumage (speci-men in collection). copy ① 1876. May 31. Exceedingly abundant. All the males seem to be adult birds; of hundreds which I have seen singing not one has been immature. June 21. E-4 A nest with four fresh eggs. One slipped through my fingers and fell to the ground at a distance of fully fifteen feet, where I found it lying entirely uninjured on the leafy mould. 1879. June 10. F-4 Nest with four eggs slightly incubated in maple sap-ling behind Lake House. Height: eight feet. Female sitting. Building May 28, with two eggs June 7 when the nest was half filled with snow and the bird absent. " 14. Set G-4. Fresh. Nest in fork of maple sapling, height ten feet. " 21. Set H-4. Incubated about five days--fork of maple sapling--height five foot--female flitting about s spreading her wings and spreading her tail and making a great fuss--thicket of bush maples on hillside. 1881. May 12. Numbors.