Folder Clark, H.L.

PDF Clark, H.L. (1908). The apodous holothurians. A monograph of the Synaptidae and Molpadiidae. Download
PDF Clark, H.L. (1919). The distribution of the littoral Echinoderms of the west Indies. Download
URL Clark H.L. (1911)North Pacific ophiurans in the collection of the United States National museum
URL Clark H.L. (1912). Hawaiian and other Pacific Echini. The Pedinidae, Phymosomatidae, Stomopneustidae, Echinidae, Temnopleuridae, Strongylocentrotidae, and Echinometridae.
URL Clark, H.L. (1913). Echinoderms from Lower California, with descriptions of new species.
PDF Clark, H.L. (1924). The Holothurians of the Museum of Comparative Zoology. The Synaptidae Download