42 1872 Jan. - Feb. Massachusetts. immature breeding in holes bored by the bird in perpendicular cliffs, and Zenaida Ca. bringing on the ground on the lawn perches in great numbers. He read us a letter from Cory, that surprised me much; he says that both he and Prof. Baird are convinced of the truth of Mr. Allard's conservative theories in regard to the non validity of many N.A. Birds and mammals, as species, and that in this future publication they propose to strike out upwards of a hundred species of N.A. Birds: a great triumph. for S.N.A. Jan. 30th Saw a fine adult Haliaetus leucocephalus in the market shot at Springfield Mass with the white tail feathers edged and tipped with dark brown but could not all to purchase it at any price. Jan. 31 In a barrel of ducks fresh from Norfolk I found the following species Athya Pallidior, Anas Du, [illegible] cauta, Anas obscura, Bernicla Ca in numbers: Fulica collaris a female and Eizacture subula a male in the second year, with a white patch on the cheeks. Feb. 1 In the afternoon went down to the Soc rooms and with Dr. Brewer made a catalog of the mounts Picidae Found several specimens through labelled, Saw Piers Harrisii, and P. Phillippii, the latter is very like the g. P. villosus with a washing of green in the white of the lids of the occiput. " 6 In the afternoon went down to the Soc rooms & unpacked a box of birds from J. Shunklin Wis. Among them was the so called Bernicla frontalis it looked very much like an immature B. althieri, He sent also two fin & Euracus ordianus male a g both Philadelphia, and a g Charoin agilis taken in May: it did not appear to differ much from my