Z O O L O G Y 
 OF  THE 
 VOYAGE  OF  H.M.S.  EREBUS  &  TERROR, 
 U N D E R  T H E   COM M A N D   OE  C A P T A IN   S IR   JA M E S   C L A R K   R O S S ,  R .N .,  E .R .S .. 
 DURING  THE  YEARS 
 1 8 3 9   TO  1 8 4 3 . 
 B Y   A U T H O R IT Y   OF  T H E   LORDR  COMMISRIONEUR  OF  TH E   A D M IR A L T Y . 
 EDITED  BY 
 .JOHN  EICHAEDSON,  M.D.,  F.E.S.,  &c. 
 JO H N   EDWARD  GRAY,  E sq.,  P h.D.,  F.R.S.,  &c. 
 B I R D S . 
 G E O R G E   R O B E R T   G R A Y ,  E .R .S .,  &c., 
 AND 
 R .  B O W D L E R   S H A R P E ,  E .L .S .,  E .Z .S .,  &c., 
 O f   t h e   Z o o l o g ic a l   D e p a r tm e n t ,  B r it is h   M u s e u m . 
 L O N D O N : 
 E .  W.  J A N S O N ,   2 8 ,  M U S E U M   S T R E E T ,   W.C.  
 M.DCCC.XLVI.—M.DCCC.LXXV. 
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