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A greenish hemoglobinlike pigment found in certain worms; contains a porphyrin differing from protoporphyrin by a formyl group in place of the 2-vinyl group.
Farlex Partner Medical Dictionary © Farlex 2012
chlorocruorina green respiratory pigment closely related to haemaglobin that is present in some polychaete worms.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005