1. Department
of Geology, Lund University, Sölvegatan 12, SE-223 62 Lund, Sweden
2. Centre
for Ecology and Evolution in Microbial Model Systems − EEMiS, Linnaeus University, SE-39182 Kalmar, Sweden
3. Department
of Biology, Lund University, Sölvegatan 37, SE-223 62 Lund, Sweden