National Exposure Research Laboratory, Ecological Exposure Research Division, Ecosystems Research Branch (MS-642), 26 W. Martin Luther King Drive, Cincinnati, Ohio 45268-0001
Reference for:
Helobdella robusta
Expert:
William E. Moser
Notes:
Department of Invertebrate Zoology (MRC 163), National Museum of Natural History, Smithsonian Institution, Washington, DC 20560-0163
Reference for:
Helobdella robusta
Source(s):
Publication(s):
Author(s)/Editor(s):
Shankland, M., S. T. Bissen, and D. A. Weisblat
Publication Date (Listed/Actual):
1992-01-01 / 1992-01-01
Article/Chapter Title:
Description of the Californian leech Helobdella robusta, new species, and comparison with Helobdella triserialis on the basis of morphology, embryology, and experimental breeding