Butorides virescens Progne purpurea 115 Chrysoicis macularis MASS. (Middlesex Co.) 1875 Middlesex Co., Mass. May 8 Last Diogenes flushed a woodpecker among a small thicket of birches. This bird behared in a very curious manner falling about on his head for several minutes before flying off. It probably had either a nest or young in the vicinity. Reached home at 2 P.M. and I in drove down to Waltham when I took the train. On the road below Concord a fine Butorides virescens rose out of a pond hole and lit in some scrub oaks but was so shy I was unable to get near him. Arrivals were Chrysoicis macularis several, Butorides virescens 1, Progne purpurea, about Eagle minimums seen at Brookline on the 6th, Porzana moschata and Athene hyrcana shot at Newburyport Mass. on the 4th May (by Clifford and Joyce), Ballus cyprius tation on vessel off Boston harbor May (C. G. Brewster) Sunday May 9 Cloudy with E. wind, drove up to Maynard's in P.M. and saw a large company of Chalcea pelagja at least 50 in number, culling about on the river at Watertown. May 10 Clear and very warm? His. 84 at noon. Spent the whole day in the barn working over birds. Percy Aldrich came out to see new