TY - RPRT TI - Polypodium sp. (Coelenterata) found in North American sturgeon AU - G. L. Hoffman AU - E.V. Raikova AU - W.G. Yoder PY - 1974 DO - 10.2307/3278390 UR - https://pubs.usgs.gov/publication/1014325 ID - 1014325 ER -