The material used in the preparation of this article included four specimens of the European Scotodes annulatus Esch., two in the Leconte collection and two in my own; three specimens of Anelpistus americanus Horn from the collection of Mr. C. A. Frost, three from the Leconte collection, four from the H. C. Fall collection, fifteen from the general collection at the Museum of Comparative Zoology, and one from my own collection.