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AUSTRALASIAN ANTARCTIC EXPEDITION 



1911-14. 



UNDER THE LEADERSHIP OP SIR DOUGLAS AAWSON. D.Sc, B.E. 



SCIENTIFIC REPORTS. 



SERIES C-ZOOLOGY AND BOTANY. 



VOL. VI. PART 3. 



POLYCH/ETA. 



ru^ f tf "^ ^ 



BY 



W. D. BENHA/A. r\.A. (OxoN.), D.Sc. (Lond.). F.R.S.. F.N. Z.Inst. 



• WITH SIX PLATES AND A MAP. 



PRICE: TWELVE SHILLINGS. 



Printed by William Applceate Gullick. Givirnmi-m PrinlCT. Phlllip-strpet, Sydney.— 1921 



ISSUED JUNE. 1921. 



