21. The nunatak areas have a scarcity of flora, limited to lichen, bryophyte and algae. 22. The nunatak was discovered and first mapped by the United States Antarctic Service, 1939 41. 23. It stands northeast of Station Nunatak . 24. About long, the nunatak rises above the surrounding ice surface to about above sea level. 25. Renamed by Antarctic Names Committee of Australia ( ANCA ) because of its proximity to Tilley Nunatak . 26. Shield Nunatak is described as a basalt tuya in the " Encyclopedia of Quaternary Science ". 27. In the northeast, it is bounded by the Wandel Land nunatak , culimnating in an unnamed peak. 28. Nobby Nunatak was first charted and named by the Falkland Islands Dependencies Survey ( FIDS ) in 1945. 29. The feature rises to over and overlooks the Ross Ice Shelf midway between Eastface Nunatak and Birthday Bluffs. 30. The nunatak was charted and descriptively named by the New Zealand Geological Survey Antarctic Expedition of 1964 65.
