000 00260 a2200109 4500
080 _a577.472
_bN 374 S
245 1 _aHydrobiology
_bProceedings
_cby J.G. Needham, et. al.
260 _c1941
650 _aHydrobiology
100 1 _aNeedham, J.G.
_d
901 _a13829
999 _c32296
_d32296