The Cambridge natural history, Vol. 03 (of 10)Note 164 — Chapter III · ENEMIES OF THE MOLLUSCA—MEANS OF DEFENCE—MIMICRY AND PROTECTIVE COLORATION—PARASITIC MOLLUSCA—COMMENSALISM—VARIATIONReading editionVon Graff, Z. wiss. Zool xxv. p. 124.◇Copy noteReturn to CHAPTER III ENEMIES OF THE MOLLUSCA—MEANS OF DEFENCE—MIMICRY AND PROTECTIVE COLORATION—PARASITIC MOLLUSCA—COMMENSALISM—VARIATION