2015 Moller Lund and Schramm Evol of tripartitie symbiosis betwe earthworms Verminephrobacter and Flexibacter-like bacterai Fmicro March 31, 2016 by lspierson 2015 Moller Lund and Schramm Evol of tripartitie symbiosis betwe earthworms Verminephrobacter and Flexibacter-like bacterai Fmicro