ALLEN, GLOVER MORRILL ), American naturalist, was born in Walpole, N.H., on Feb. 8, 1879. He was educated at Harvard university at which he graduated in 19o1, received the degree of Ph.D. in 1904 and continued further study in 1906-07. In 19o1 he was appointed librarian of the Boston Society of Natural History. In 1907 he began the critical study of mammals in the Museum of Comparative Zoology, Harvard uni versity, and in 1924 was made lecturer in zoology. As naturalist he was a member of several scientific expeditions, notably to the Bahama islands in 19o4, to British East Africa in i9o9, to Gre nada, British West Indies, in 191o, to the Sudan in 1912, to Liberia in 1926, and to Brazil in 1929. He published, with R. H. Howe Jr., The Birds of Massachusetts (1925) and Birds and Their Attributes (1925). His writings include also numerous scientific papers, mainly on birds and mammals.