-35- and Tails." On April 7, at Reitoru (or "Bird") Island, he found Fregata and "several other sorts" of birds here. Banks, Solander, and Parkinson were with him on this voyage. Cook (2d. voy.) visited Takaroa, April, 1774, with the Forsters and Sparrman. Voyage of the 'Astrolabe' and 'Zélée', visited Mangareva in August, 1838; Hombron and Jacquinot, naturalists. Voyage of the 'Sulphur', visited "Bow" or Hau Id., in 1840, and spent six weeks here or in the vicinity. Dr. Hinds did some collecting for Belcher the commander, but apparently not much. Dr. Adolphe Lesson, in the 1830's, spent four years as a ship surgeon, cruising the South Seas, and occasionally sending specimens to his brother, the naturalist. Most of his birds appear to have come from Mangareva, where he found or learned of about 18 species, which he enumerated under vernacular or native names. The U. S. Exploring Expedition visited a number of the islands in 1839: Ahii (Sept. 7), Aratika (Sept. 3), Arutua (Sept. 8), Pukapuka or "Dog" or "Honden" (Aug. 20, 21), Kawehe (Sept. 2), Makatea (Sept. 10), Manihi (Sept. 6), Napuka (Aug. 25), and Karaka (Aug. 30, 31). On some of these islands Peale and Pickering landed a couple of hours before sunset; on others they spent a couple of hours in the hottest part of the day; on one of them they were landed on a small islet apart from the main island, and on two of