TABLE 4.
Taxonomic breakdown by class of OTUs identified at each study site by comparison with the GenBank sequence databasea
| Group | Number of OTUs at:
|
|||||
|---|---|---|---|---|---|---|
| Signy Island | Rothera Point | Mars Oasis | Coal Nunatak | Sky Hi Nunataks | LaGorce Mountains | |
| Fungi | ||||||
| Ascomycota indet | 2 | 1 | 2 | 1 | ||
| Chaetothyriomycetes | 1 | |||||
| Chytridiomycetes | 5 | 3 | 8 | |||
| Dothideomycetes | 1 | |||||
| Eurotiomycetes | 2 | 1 | ||||
| Fungi incertae sedis | 1 | |||||
| Heterobasidiomycetes | 1 | 1 | ||||
| Homobasidiomycetes | 1 | |||||
| Lecanoromycetes | 1 | 2 | 3 | |||
| Leotiomycetes | 1 | |||||
| Pezizomycetes | 1 | |||||
| Saccharomycetes | 1 | |||||
| Sordariomycetes | 1 | |||||
| Taphrinomycetes | 1 | |||||
| Zygomycetes | 1 | |||||
| Metazoa | ||||||
| Chromadorea | 1 | 1 | 1 | |||
| Enoplea | 1 | |||||
| Eutardigrada | 1 | 1 | ||||
| Heterotardigrada | 1 | |||||
| Collembola | 1 | |||||
| Uncultured clones | ||||||
| cln LKM30 | 1 | 1 | 2 | 1 | ||
| cln LKM45 | 1 | 1 | 1 | |||
| cln RT5iin25 | 1 | |||||
| Nonalgal protists | ||||||
| Nassophorea | 1 | |||||
| Colpodea | 2 | |||||
| Oligohymenophorea | 1 | |||||
| Phyllopharyngea | 1 | 1 | ||||
| Phytomastigophorea | 1 | |||||
| Prostomatea | 1 | |||||
| Spirotrichea | 1 | 1 | 1 | 1 | 1 | |
| Filosea | 1 | 1 | ||||
| Sarcomonadea | 2 | 2 | 1 | 3 | 1 | |
| Bodonea | 1 | 1 | 1 | |||
| Lobosea | 1 | 1 | ||||
| Protista incertae sedis | 1 | |||||
| Algae | ||||||
| Bacillariophyceae | 3 | 1 | 4 | 1 | ||
| Chrysophyceae | 2 | |||||
| Heterokonta incertae sedis | 1 | 1 | 1 | 1 | ||
| Hyphochytriaceae | 1 | |||||
| Xanthophyceae | 4 | 4 | ||||
| Chlorophyceae | 1 | 2 | 2 | 1 | 2 | |
| Trebouxiophyceae | 1 | 1 | 7 | 4 | 3 | 1 |
| Ulvophyceae | 1 | 2 | 2 | |||
| Bryopsida | 1 | 1 | ||||
a
See Materials and Methods for details.