Palaeococcus helgesonii,  recently discovered in the Tyrrhenian Sea, is an aerobic chemoheterotrophic that grows at temperatures of 45-85 °C with an optimal temperature of 80 °C.
Palaeococcus helgesonii, identified recently in the Tyrrhenian Sea, is a type of aerobic chemoheterotrophic organism that thrives within temperature ranges of 45-85 °C and reaches its peak at 80 °C.