The cyanobacteria have an extensive fossil record. The oldest known fossils, in fact, are cyanobacteria from Archaean rocks of western Australia, dated 3.5 billion years old.This may be somewhat surprising, since the oldest rocks are only a little older: 3.8 billion years old!he cyanobacteria have an extensive fossil record. The oldest known fossils, in fact, are cyanobacteria from Archaean rocks of western Australia, dated 3.5 billion years old.
A Seraph Weapon. Seraph (sometimes referred to as pink) is an item rarity first released with Captain Scarlett and Her Pirate's Booty. Seraph items are between unique and legendary items, with impressive stats but with some form of drawback such as low accuracy or projectile speed. Seraph items are obtained.
Hemolymph, or haemolymph, is a fluid, analogous to the blood in vertebrates, that circulates in the interior of the arthropod body remaining in direct contact with the animal's tissues. It is composed of a fluid plasma in which hemolymph cells called hemocytes are suspended. In addition to hemocytes, the plasma also contains many chemicals. It is the major tissue type of the open circulatory system characteristic of arthropods (e.g. arachnids, crustaceans and insects).