Ophiuroidea source details
Test thin-plated; weakly imbricate especially adapically; interambulacral plates with primary tubercle and smaller ... [details]
Test thin-plated; weakly imbricate especially adapically; interambulacral plates with primary tubercle and smaller ... [details]
Test thin-plated; ovate in outline. Apical disc strongly disjunct with large interambulacral plates separating bivium ... [details]
Test thin-plated; ovate in outline. Apical disc strongly disjunct with large interambulacral plates separating bivium ... [details]
From the Latin australis (= southern) & -diadema [common suffix for diadematoids] [details]
After Alexander Island, where the material comes from. [details]
In honour of B.J. Taylor, for his pioneering work on the echinoderms of Antarctica. [details]
From the Greek notia (= southern) and -disaster [from Disaster a basal atelostomate echinoid] [details]
From the Latin subitus, meanin unexpected [details]
Pluto Glacier Formation, Fossil Bluff Group [details]
Pluto Glacier Formation and Neptune Glacier Formation, Fossil Bluff Group [details]
Pluto Glacier Formation, Fossil Bluff Group [details]
Attribution to a specific family of stem-group Atelostomata uncertain [details]
Keystone Cliffs and Fossil Bluff, Alexander Island, Antarctica [details]
Tethys Nunataks, Fossil Bluff and Mount Phoebe, Alexander Island, Antarctica [details]
Mount Phoebe, Mount Ariel, Fossil Bluff and Keystone Cliffs, Alexander Island, Antarctica [details]
British Antarctic Survey (BAS) HT: BAS KG.1681.14 [part & counterpart]; PT: BAS KG.1681.15, KG.1743.23b, KG.1744.38 [details]
British Antarctic Survey (BAS) HT: BAS KG1616.9; PT: BAS KG1616.10, KG3.127 [details]
British Antarctic Survey (BAS) HT: BAS KG.1676.11; PT: BAS KG.2.127, KG.17.26, KG.1676.3, KG.1676.4 [details]