(1798-1884), was a professor at Bowdoin College, chiefly of Greek, from 1824 to 1884, and was librarian of the Maine Historical Society for forty-eight years.
Born in 1839, has made valuable contributions to entomology and paleontology. He arranged the generally accepted classification of insects. He published a great number of scientific monographs, and a popular "Zoology." Since 1878 he has been a professor in Brown University.