Dr. Raymond B. Manning and William D. Lee Using a "Slurp Gun", by Penland, Dane A, 1983, Smithsonian Archives - History Div, Dr. Raymond B. Manning (right), of the Department of Invertebrate Zoology in the National Museum of Natural History, and William D. Lee, Smithsonian Marine Station research assistant, use a "slurp" gun to search for stomatopods, a type of marine crustacean, at an inlet near the Smithsonian Marine Station (SMS) at Fort Pierce, Florida..