2015 Moller Lund and Schramm Evol of tripartitie symbiosis betwe earthworms Verminephrobacter and Flexibacter-like bacterai Fmicro July 6, 2015 by lspierson 2015 Moller Lund and Schramm Evol of tripartitie symbiosis betwe earthworms Verminephrobacter and Flexibacter-like bacterai Fmicro