on lake ngardok, south sea islands (babelthuap island, palau group)
DESCRIPTION
Rikusuigaku Zasshi (Japanes Jour. Limnology 2(1):10-14. [Translation 36].--By: Hada, Y.--Japanese translations available at the Micronesian Area Research Center, compiled by Lucius G. EldriedgeTRANSCRIPT