The apodous holothurians : a monograph of the Synaptidæ and Molpadiidæ, including a report on the representatives of these families in the collections of the United States National Museum - Clark, Hubert Lyman, 1870 -1947 (Smithsonian Institution, 1907)

The apodous holothurians : a monograph of the Synaptidæ and Molpadiidæ, including a report on the representatives of these families in the collections of the United States National Museum - Clark, Hubert Lyman, 1870 -1947 (Smithsonian Institution, 1907)

Bulletin of the American Museum of Natural History - Allen, J. A. (Joel Asaph), 1838 -1921 (American Museum of Natural History, 1913)

Bulletin of the American Museum of Natural History - Allen, J. A. (Joel Asaph), 1838 -1921 (American Museum of Natural History, 1913)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1924)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1924)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1924)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1930)

Bulletin of the Museum of Comparative Zoology at Harvard College - Harvard University. Museum of Comparative Zoology. (The Museum, 1930)

Echinoderms from Lower California, with descriptions of new species - Clark, Hubert Lyman, 1870 -1947 (American Museum of Natural History, 1913)

Expéditions scientifiques du Travailleur et du Talisman pendant les années 1880, 1881, 1882, 1883 - Perrier, Edmond, 1844 -1921 (G. Masson, 1902)

Expéditions scientifiques du Travailleur et du Talisman pendant les années 1880, 1881, 1882, 1883 - Perrier, Edmond, 1844 -1921 (G. Masson, 1902)

Handbook of the echinoderms of the British Isles - Mortensen, Theodor, 1868 -1952 (Oxford university Press, 1927)

Holothurioidea / by Hubert Lyman Clark - Clark, Hubert Lyman, 1870 -1947 (Printed for the Museum, 1920)

Holothurioidea / by Hubert Lyman Clark - Clark, Hubert Lyman, 1870 -1947 (Printed for the Museum, 1920)

Holothurioidea / by Hubert Lyman Clark - Clark, Hubert Lyman, 1870 -1947 (Printed for the Museum, 1920)

Memoirs of the Museum of Comparative Zoölogy, at Harvard College, Cambridge, Mass - Harvard University. Museum of Comparative Zoology. (The Museum, 1920)

Memoirs of the Museum of Comparative Zoölogy, at Harvard College, Cambridge, Mass - Harvard University. Museum of Comparative Zoology. (The Museum, 1920)

Smithsonian contributions to knowledge - Smithsonian Institution (Smithsonian Institution, 1907)

Voyage of the 'Albatross' to the Gulf of California in 1911 - Townsend, Charles Haskins, 1859 -1944 (1916)