rothpletzella rothpletzella rothpletzella is a genus of calcimicrobe known from the silurian of gotland, the devonian of france, as well as the ordovician of china. it has been hypothesised to be a cyanobacterium, and shares morphological similarities with extant cyanobacteria. the genus is named in honor of august rothpletz. rothpletzellatemporal range: scientific classification domain: bacteria phylum: cyanobacteria genus: †rothpletzellawood, 1948 type species sphaerocodium gotlandicumrothpletz, 1908 species †r. gotlandica (rothpletz) wood, 1948 †r. longita liu, wu, yang & riding, 2016 †r. munthei (rothpletz) wood, 1948 †r. straeleni (lecomte, 1939) synonyms coactilum maslov, 1956