National Exposure Research Laboratory, Ecological Exposure Research Division, Ecosystems Research Branch (MS-642), 26 W. Martin Luther King Drive, Cincinnati, Ohio 45268-0001
Ссылка для:
Helobdella
Эксперт:
William E. Moser
Примечания:
Department of Invertebrate Zoology (MRC 163), National Museum of Natural History, Smithsonian Institution, Washington, DC 20560-0163