A genus of red algae.
A group of blood cells involved in oxygen transport.
The term for the reddening process in plants or animals.
An area characterized by reddish coloration or features.
In paleontology, refers to a specific type of fossilized organism with red pigmentation characteristics.
Pertaining to red blood cells or erythrocytes.
Relating to the color red; reddish.
Associated with hemoglobin and oxygen transport.
Describing conditions involving increased red cell production.