Authors: Frederick W Harrison Marion B Harrison
Publish Date: 1977/08/01
Volume: 55, Issue: 2, Pages: 167-169
Abstract
The taxonomic validity present distribution and specific threats to the existence of the freshwater sponge Anheteromeyenia biceps Lindenschmidt 1950 were investigated The species reported only from the type locality Bessey Creek and Maple River two streams flowing into Douglas Lake Michigan is relegated to synonomy with Ephydatia mülleri Habitat data from Bessey Creek and Maple River particularly physicochemical data greatly extend the known environmental parameters of Heteromeyenia tubisperma and Ephydatia mülleri
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