comprehensive account of his collections had ever been prepared, created the desire to examine this lavishly rich fauna. In the fall of 1887, with Mrs. E. S. Eigenmann, I began work on Agassiz's unrivaled collections, to which I had gained access through the courtesy of Mr. Alexander Agassiz, the director of the Museum of Comparative Zoology, and Mr. S. Garman, the curator of fishes. Financial and other reasons