Variations and relationships in the snakes of the genus PituophisPublished in Bulletin of the United States National Museum, in 1940, in volume 175, pages 1-225A descriptive catalog of the shore fishes of PeruPublished in Bulletin United States National Museum, in 1940, in volume 189, pages 1-530
A descriptive catalog of the shore fishes of PeruPublished in Bulletin United States National Museum, in 1940, in volume 189, pages 1-530