CHART OF TH ANTARCTIC RjEOIOS, tHOWISO TH RECORDED OCCURRENCE* Or TH* THREE TTMCAI. (PECtU OF 

 AXD THE APPROXIMATE 5ORTHERS UMm OF HAMATA A* A (CRTACR FORM (ISOTHERM OF 12O C.). 

 AKD OF tERJUTO-DEVTATA (llOTHERM OF 6 C.) ABB AUO (HOWS. 



