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.
A lymph node is an oval-shaped organ of the lymphatic system, distributed widely throughout the body including the armpit and stomach and linked by lymphatic vessels.ymph nodes are bean or oval shaped and range in size from a few millimeters to about 1â2 cm long. Each lymph node is surrounded by a fibrous capsule, and inside the lymph node the fibrous capsule extends to form trabeculae.