At any stage, you can move up or down the Taxonomic hierachy of Antarctic/subantarctic species by clicking on any name. Lower level taxon counts are shown in [].
Back to List of kingdoms
| Kingdom | Chromista | |
| Phylum | Bacillariophyta | |
| Class | Bacillariophyceae | |
| Order | Lyrellales | |
| Family | Lyrellaceae |
List of all species - see Taxon profile using the number
| Genus Petroneis | ||||
| Petroneis humerosa | (BrÚb. ex W. Smith) A.J. Stickle et D.G. Mann 1990 | |||